Base | Representation |
---|---|
bin | 1100011000010… |
… | …1001110011110 |
3 | 10121201002222011 |
4 | 3012011032132 |
5 | 101243112133 |
6 | 5052541434 |
7 | 1200235342 |
oct | 306051636 |
9 | 117632864 |
10 | 51925918 |
11 | 27346790 |
12 | 1548187a |
13 | a9b0bc5 |
14 | 6c79622 |
15 | 485a6cd |
hex | 318539e |
51925918 has 16 divisors (see below), whose sum is σ = 85814640. Its totient is φ = 23368000.
The previous prime is 51925903. The next prime is 51925933. The reversal of 51925918 is 81952915.
51925918 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (51925903) and next prime (51925933).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9463 + ... + 13906.
It is an arithmetic number, because the mean of its divisors is an integer number (5363415).
Almost surely, 251925918 is an apocalyptic number.
51925918 is a deficient number, since it is larger than the sum of its proper divisors (33888722).
51925918 is a wasteful number, since it uses less digits than its factorization.
51925918 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23483.
The product of its digits is 32400, while the sum is 40.
The square root of 51925918 is about 7205.9640576400. The cubic root of 51925918 is about 373.0737802287.
The spelling of 51925918 in words is "fifty-one million, nine hundred twenty-five thousand, nine hundred eighteen".
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