Base | Representation |
---|---|
bin | 1100010001110… |
… | …0001110011010 |
3 | 10120220021000010 |
4 | 3010130032122 |
5 | 101140331314 |
6 | 5035422350 |
7 | 1163464425 |
oct | 304341632 |
9 | 116807003 |
10 | 51495834 |
11 | 27082645 |
12 | 152b49b6 |
13 | a890210 |
14 | 6ba69bc |
15 | 47c3059 |
hex | 311c39a |
51495834 has 64 divisors (see below), whose sum is σ = 114992640. Its totient is φ = 15275520.
The previous prime is 51495817. The next prime is 51495859. The reversal of 51495834 is 43859415.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a junction number, because it is equal to n+sod(n) for n = 51495792 and 51495801.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375814 + ... + 375950.
It is an arithmetic number, because the mean of its divisors is an integer number (1796760).
Almost surely, 251495834 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51495834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57496320).
51495834 is an abundant number, since it is smaller than the sum of its proper divisors (63496806).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51495834 is a wasteful number, since it uses less digits than its factorization.
51495834 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 295.
The product of its digits is 86400, while the sum is 39.
The square root of 51495834 is about 7176.0597823597. The cubic root of 51495834 is about 372.0409106354.
The spelling of 51495834 in words is "fifty-one million, four hundred ninety-five thousand, eight hundred thirty-four".
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