Base | Representation |
---|---|
bin | 1100010111111… |
… | …1000111110010 |
3 | 10121122211200002 |
4 | 3011333013302 |
5 | 101241312124 |
6 | 5052230002 |
7 | 1200102422 |
oct | 305770762 |
9 | 117584602 |
10 | 51900914 |
11 | 27329a1a |
12 | 1546b302 |
13 | a9a2700 |
14 | 6c70482 |
15 | 48530ae |
hex | 317f1f2 |
51900914 has 24 divisors (see below), whose sum is σ = 86285232. Its totient is φ = 23390640.
The previous prime is 51900907. The next prime is 51900931. The reversal of 51900914 is 41900915.
It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12749 + ... + 16319.
It is an arithmetic number, because the mean of its divisors is an integer number (3595218).
Almost surely, 251900914 is an apocalyptic number.
51900914 is a deficient number, since it is larger than the sum of its proper divisors (34384318).
51900914 is a wasteful number, since it uses less digits than its factorization.
51900914 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3642 (or 3629 counting only the distinct ones).
The product of its (nonzero) digits is 1620, while the sum is 29.
The square root of 51900914 is about 7204.2288969743. The cubic root of 51900914 is about 373.0138882719.
Subtracting from 51900914 its reverse (41900915), we obtain a palindrome (9999999).
The spelling of 51900914 in words is "fifty-one million, nine hundred thousand, nine hundred fourteen".
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