Base | Representation |
---|---|
bin | 1100010011101… |
… | …0110001000110 |
3 | 10121010121121110 |
4 | 3010322301012 |
5 | 101203332214 |
6 | 5042225450 |
7 | 1164525231 |
oct | 304726106 |
9 | 117117543 |
10 | 51620934 |
11 | 27158632 |
12 | 15355286 |
13 | a905141 |
14 | 6bda418 |
15 | 47ea159 |
hex | 313ac46 |
51620934 has 8 divisors (see below), whose sum is σ = 103241880. Its totient is φ = 17206976.
The previous prime is 51620923. The next prime is 51620953. The reversal of 51620934 is 43902615.
It is a sphenic number, since it is the product of 3 distinct primes.
51620934 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4301739 + ... + 4301750.
It is an arithmetic number, because the mean of its divisors is an integer number (12905235).
Almost surely, 251620934 is an apocalyptic number.
51620934 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51620934 is a wasteful number, since it uses less digits than its factorization.
51620934 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8603494.
The product of its (nonzero) digits is 6480, while the sum is 30.
The square root of 51620934 is about 7184.7709775608. The cubic root of 51620934 is about 372.3419361509.
The spelling of 51620934 in words is "fifty-one million, six hundred twenty thousand, nine hundred thirty-four".
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