121771
Number 121771: Properties, Factors, and Mathematical Facts
Short answer
The number 121771 is an odd composite number with 16 positive divisors. Its prime factorization is 13 × 17 × 19 × 29. It is also a deficient number and a triangular number, which gives it several notable mathematical relationships.
Is 121771 prime?
ClassificationCompositeParityOddDivisor count16AbundanceDeficient
What is the prime factorization of 121771?
Prime factorization
13 times 17 times 19 times 29
What are the divisors of 121771?
Divisor count
16
Divisor sum
151,200
Proper divisor sum
29,429
- 1
- 13
- 17
- 19
- 29
- 221
- 247
- 323
- 377
- 493
- 551
- 4199
- 6409
- 7163
- 9367
- 121771
How is 121771 classified?
Prime
CompositeLearn more →
Perfect square
No
Perfect cube
No
Fibonacci
No
Triangular
YesLearn more →
Power of two
No
How is 121771 represented in other numeral systems?
Decimal
121771
Binary
11101101110101011
Octal
355653
Hexadecimal
1DBAB
Roman
No conventional Roman numeral
In words
one hundred twenty one thousand seven hundred seventy one
Roots and powers
Square root
348.957017 Approximate
Cube root
49.565705 Approximate
Nearest lower square
121104
Nearest higher square
121801
Nearest lower cube
117649
Nearest higher cube
125000
Sequence position
Triangular
Index: 493
What are the digit properties of 121771?
Which numbers are related to 121771?
Why these results are true
- 121771 is composite because it has positive divisors other than 1 and itself.
- 121771 is triangular because it equals 493×(493+1)/2.
Compare this number
FAQ for 121771
- Is 121771 prime?
- No
- What is the prime factorization of 121771?
- 13 × 17 × 19 × 29
- Is 121771 a perfect square?
- No
- What is 121771 in binary?
- 11101101110101011