Base | Representation |
---|---|
bin | 1110011011011… |
… | …10100101111101 |
3 | 22102202102121102 |
4 | 13031232211331 |
5 | 221441223404 |
6 | 20002142445 |
7 | 2666550023 |
oct | 715564575 |
9 | 272672542 |
10 | 121039229 |
11 | 62361623 |
12 | 34651a25 |
13 | 1c0cbc5c |
14 | 1210a713 |
15 | a95d71e |
hex | 736e97d |
121039229 has 2 divisors, whose sum is σ = 121039230. Its totient is φ = 121039228.
The previous prime is 121039223. The next prime is 121039249. The reversal of 121039229 is 922930121.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 94051204 + 26988025 = 9698^2 + 5195^2 .
It is a cyclic number.
It is not a de Polignac number, because 121039229 - 216 = 120973693 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (121039223) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60519614 + 60519615.
It is an arithmetic number, because the mean of its divisors is an integer number (60519615).
Almost surely, 2121039229 is an apocalyptic number.
It is an amenable number.
121039229 is a deficient number, since it is larger than the sum of its proper divisors (1).
121039229 is an equidigital number, since it uses as much as digits as its factorization.
121039229 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1944, while the sum is 29.
The square root of 121039229 is about 11001.7829918609. The cubic root of 121039229 is about 494.6621903578.
The spelling of 121039229 in words is "one hundred twenty-one million, thirty-nine thousand, two hundred twenty-nine".
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