Base | Representation |
---|---|
bin | 1100010001010… |
… | …1011101011101 |
3 | 10120211211222212 |
4 | 3010111131131 |
5 | 101133440000 |
6 | 5035050205 |
7 | 1163320562 |
oct | 304253535 |
9 | 116754885 |
10 | 51468125 |
11 | 27063845 |
12 | 152a0965 |
13 | a880717 |
14 | 6b9a869 |
15 | 47b9c35 |
hex | 311575d |
51468125 has 10 divisors (see below), whose sum is σ = 64315350. Its totient is φ = 41174000.
The previous prime is 51468101. The next prime is 51468133. The reversal of 51468125 is 52186415.
It can be written as a sum of positive squares in 5 ways, for example, as 15155449 + 36312676 = 3893^2 + 6026^2 .
It is a de Polignac number, because none of the positive numbers 2k-51468125 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 51468091 and 51468100.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40550 + ... + 41799.
It is an arithmetic number, because the mean of its divisors is an integer number (6431535).
Almost surely, 251468125 is an apocalyptic number.
It is an amenable number.
51468125 is a deficient number, since it is larger than the sum of its proper divisors (12847225).
51468125 is an frugal number, since it uses more digits than its factorization.
51468125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82369 (or 82354 counting only the distinct ones).
The product of its digits is 9600, while the sum is 32.
The square root of 51468125 is about 7174.1288669775. The cubic root of 51468125 is about 371.9741691125.
The spelling of 51468125 in words is "fifty-one million, four hundred sixty-eight thousand, one hundred twenty-five".
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