Base | Representation |
---|---|
bin | 1100001011111… |
… | …0100010101011 |
3 | 10120011202122000 |
4 | 3002332202223 |
5 | 101041041412 |
6 | 5023302043 |
7 | 1160305614 |
oct | 302764253 |
9 | 116152560 |
10 | 51112107 |
11 | 26940312 |
12 | 1514a923 |
13 | a787667 |
14 | 6b06c0b |
15 | 47494dc |
hex | 30be8ab |
51112107 has 16 divisors (see below), whose sum is σ = 76272000. Its totient is φ = 33827112.
The previous prime is 51112091. The next prime is 51112151. The reversal of 51112107 is 70121115.
It is a happy number.
It is not a de Polignac number, because 51112107 - 24 = 51112091 is a prime.
It is a super-2 number, since 2×511121072 = 5224894963958898, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 51112107.
It is not an unprimeable number, because it can be changed into a prime (51112177) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3057 + ... + 10562.
It is an arithmetic number, because the mean of its divisors is an integer number (4767000).
Almost surely, 251112107 is an apocalyptic number.
51112107 is a deficient number, since it is larger than the sum of its proper divisors (25159893).
51112107 is a wasteful number, since it uses less digits than its factorization.
51112107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13767 (or 13761 counting only the distinct ones).
The product of its (nonzero) digits is 70, while the sum is 18.
The square root of 51112107 is about 7149.2731798414. The cubic root of 51112107 is about 371.1145041708.
The spelling of 51112107 in words is "fifty-one million, one hundred twelve thousand, one hundred seven".
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