Base | Representation |
---|---|
bin | 11000100011010101011010… |
… | …111001101111010001101001 |
3 | 112011022220121022100111100121 |
4 | 120203111122321233101221 |
5 | 103123131144223432100 |
6 | 1021353531243203241 |
7 | 31513251136542052 |
oct | 3043253271572151 |
9 | 464286538314317 |
10 | 107981297874025 |
11 | 3145167a646354 |
12 | 1013b5ba216521 |
13 | 4833792204874 |
14 | 1c944736d5729 |
15 | c73c948d951a |
hex | 62355ae6f469 |
107981297874025 has 27 divisors (see below), whose sum is σ = 134087073603511. Its totient is φ = 86262461285840.
The previous prime is 107981297874013. The next prime is 107981297874077. The reversal of 107981297874025 is 520478792189701.
The square root of 107981297874025 is 10391405.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 38873267234649 + 69108030639376 = 6234843^2 + 8313124^2 .
It is not a de Polignac number, because 107981297874025 - 25 = 107981297873993 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 60426019182 + ... + 60426020968.
Almost surely, 2107981297874025 is an apocalyptic number.
107981297874025 is the 10391405-th square number.
107981297874025 is the 5195703-rd centered octagonal number.
It is an amenable number.
107981297874025 is a deficient number, since it is larger than the sum of its proper divisors (26105775729486).
107981297874025 is an frugal number, since it uses more digits than its factorization.
107981297874025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5910 (or 2955 counting only the distinct ones).
The product of its (nonzero) digits is 142248960, while the sum is 70.
The spelling of 107981297874025 in words is "one hundred seven trillion, nine hundred eighty-one billion, two hundred ninety-seven million, eight hundred seventy-four thousand, twenty-five".
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