Base | Representation |
---|---|
bin | 1000110110001001000… |
… | …1011010001111011001 |
3 | 112112021020020021210020 |
4 | 2031202101122033121 |
5 | 4442214440231312 |
6 | 153452031541053 |
7 | 13660010446116 |
oct | 2154221321731 |
9 | 475236207706 |
10 | 151972586457 |
11 | 594a662159a |
12 | 2555338a789 |
13 | 1143c148b93 |
14 | 74d975190d |
15 | 3e46d7978c |
hex | 236245a3d9 |
151972586457 has 32 divisors (see below), whose sum is σ = 212453694720. Its totient is φ = 96446296320.
The previous prime is 151972586449. The next prime is 151972586501. The reversal of 151972586457 is 754685279151.
It is a happy number.
It is not a de Polignac number, because 151972586457 - 23 = 151972586449 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 151972586457.
It is not an unprimeable number, because it can be changed into a prime (151972586417) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19689363 + ... + 19697079.
It is an arithmetic number, because the mean of its divisors is an integer number (6639177960).
Almost surely, 2151972586457 is an apocalyptic number.
It is an amenable number.
151972586457 is a deficient number, since it is larger than the sum of its proper divisors (60481108263).
151972586457 is a wasteful number, since it uses less digits than its factorization.
151972586457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9073.
The product of its digits is 21168000, while the sum is 60.
The spelling of 151972586457 in words is "one hundred fifty-one billion, nine hundred seventy-two million, five hundred eighty-six thousand, four hundred fifty-seven".
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