Base | Representation |
---|---|
bin | 1110010111101… |
… | …01111100100001 |
3 | 22101211022201202 |
4 | 13023311330201 |
5 | 221324420212 |
6 | 15543410545 |
7 | 2662421213 |
oct | 713657441 |
9 | 271738652 |
10 | 120545057 |
11 | 62054316 |
12 | 34453a55 |
13 | 1bc88049 |
14 | 1201c5b3 |
15 | a8b20c2 |
hex | 72f5f21 |
120545057 has 2 divisors, whose sum is σ = 120545058. Its totient is φ = 120545056.
The previous prime is 120545053. The next prime is 120545059. The reversal of 120545057 is 750545021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 112699456 + 7845601 = 10616^2 + 2801^2 .
It is a cyclic number.
It is not a de Polignac number, because 120545057 - 22 = 120545053 is a prime.
It is a super-2 number, since 2×1205450572 = 29062221534266498, which contains 22 as substring.
Together with 120545059, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (120545053) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60272528 + 60272529.
It is an arithmetic number, because the mean of its divisors is an integer number (60272529).
Almost surely, 2120545057 is an apocalyptic number.
It is an amenable number.
120545057 is a deficient number, since it is larger than the sum of its proper divisors (1).
120545057 is an equidigital number, since it uses as much as digits as its factorization.
120545057 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7000, while the sum is 29.
The square root of 120545057 is about 10979.3012983523. The cubic root of 120545057 is about 493.9880793399.
The spelling of 120545057 in words is "one hundred twenty million, five hundred forty-five thousand, fifty-seven".
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