Base | Representation |
---|---|
bin | 1100001110101… |
… | …1011011000010 |
3 | 10120112002210120 |
4 | 3003223123002 |
5 | 101112432223 |
6 | 5031241110 |
7 | 1162002561 |
oct | 303533302 |
9 | 116462716 |
10 | 51295938 |
11 | 26a56441 |
12 | 15219196 |
13 | a820235 |
14 | 6b53bd8 |
15 | 4783be3 |
hex | 30eb6c2 |
51295938 has 16 divisors (see below), whose sum is σ = 104037696. Its totient is φ = 16857680.
The previous prime is 51295927. The next prime is 51295939. The reversal of 51295938 is 83959215.
51295938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 51295938.
It is not an unprimeable number, because it can be changed into a prime (51295939) by changing a digit.
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, 59781 + ... + 60632.
It is an arithmetic number, because the mean of its divisors is an integer number (6502356).
Almost surely, 251295938 is an apocalyptic number.
51295938 is an abundant number, since it is smaller than the sum of its proper divisors (52741758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51295938 is a wasteful number, since it uses less digits than its factorization.
51295938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120489.
The product of its digits is 97200, while the sum is 42.
The square root of 51295938 is about 7162.1182620786. The cubic root of 51295938 is about 371.5588915343.
The spelling of 51295938 in words is "fifty-one million, two hundred ninety-five thousand, nine hundred thirty-eight".
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