Base | Representation |
---|---|
bin | 10111010000101101011010… |
… | …01010100101010111000001 |
3 | 20201010001101212212122120200 |
4 | 23220112231022211113001 |
5 | 23201032110203322042 |
6 | 300442430402355413 |
7 | 13526405041364340 |
oct | 1350265512452701 |
9 | 221101355778520 |
10 | 51151670760897 |
11 | 15331335694563 |
12 | 58a165305bb69 |
13 | 227077444a985 |
14 | c8ba7b275b57 |
15 | 5da88b9d0c4c |
hex | 2e85ad2a55c1 |
51151670760897 has 48 divisors (see below), whose sum is σ = 87394589642880. Its totient is φ = 28208047795200.
The previous prime is 51151670760893. The next prime is 51151670760901. The reversal of 51151670760897 is 79806707615115.
51151670760897 is a `hidden beast` number, since 5 + 1 + 1 + 5 + 16 + 7 + 0 + 7 + 608 + 9 + 7 = 666.
It is an interprime number because it is at equal distance from previous prime (51151670760893) and next prime (51151670760901).
It is not a de Polignac number, because 51151670760897 - 22 = 51151670760893 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is not an unprimeable number, because it can be changed into a prime (51151670760893) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2924979 + ... + 10528952.
It is an arithmetic number, because the mean of its divisors is an integer number (1820720617560).
Almost surely, 251151670760897 is an apocalyptic number.
It is an amenable number.
51151670760897 is a deficient number, since it is larger than the sum of its proper divisors (36242918881983).
51151670760897 is a wasteful number, since it uses less digits than its factorization.
51151670760897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13456054 (or 13456051 counting only the distinct ones).
The product of its (nonzero) digits is 22226400, while the sum is 63.
The spelling of 51151670760897 in words is "fifty-one trillion, one hundred fifty-one billion, six hundred seventy million, seven hundred sixty thousand, eight hundred ninety-seven".
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