Base | Representation |
---|---|
bin | 1100010111010… |
… | …0111000011000 |
3 | 10121120201010112 |
4 | 3011310320120 |
5 | 101233441333 |
6 | 5051303452 |
7 | 1166536220 |
oct | 305647030 |
9 | 117521115 |
10 | 51858968 |
11 | 27300457 |
12 | 1544ab88 |
13 | a9895a5 |
14 | 6c5d080 |
15 | 4845948 |
hex | 3174e18 |
51858968 has 32 divisors (see below), whose sum is σ = 112700160. Its totient is φ = 21910560.
The previous prime is 51858953. The next prime is 51858979. The reversal of 51858968 is 86985815.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2546 + ... + 10497.
It is an arithmetic number, because the mean of its divisors is an integer number (3521880).
Almost surely, 251858968 is an apocalyptic number.
It is an amenable number.
51858968 is an abundant number, since it is smaller than the sum of its proper divisors (60841192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51858968 is a wasteful number, since it uses less digits than its factorization.
51858968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13127 (or 13123 counting only the distinct ones).
The product of its digits is 691200, while the sum is 50.
The square root of 51858968 is about 7201.3171017530. The cubic root of 51858968 is about 372.9133720102.
The spelling of 51858968 in words is "fifty-one million, eight hundred fifty-eight thousand, nine hundred sixty-eight".
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