Base | Representation |
---|---|
bin | 1100001110101… |
… | …0111100000110 |
3 | 10120112000002020 |
4 | 3003222330012 |
5 | 101112401313 |
6 | 5031224010 |
7 | 1161664032 |
oct | 303527406 |
9 | 116460066 |
10 | 51293958 |
11 | 26a54a01 |
12 | 15218006 |
13 | a81c371 |
14 | 6b531c2 |
15 | 4783323 |
hex | 30eaf06 |
51293958 has 32 divisors (see below), whose sum is σ = 108493440. Its totient is φ = 16122240.
The previous prime is 51293909. The next prime is 51293959. The reversal of 51293958 is 85939215.
51293958 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51293959) 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 15 ways as a sum of consecutive naturals, for example, 26541 + ... + 28407.
It is an arithmetic number, because the mean of its divisors is an integer number (3390420).
Almost surely, 251293958 is an apocalyptic number.
51293958 is an abundant number, since it is smaller than the sum of its proper divisors (57199482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51293958 is a wasteful number, since it uses less digits than its factorization.
51293958 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2132.
The product of its digits is 97200, while the sum is 42.
The square root of 51293958 is about 7161.9800334824. The cubic root of 51293958 is about 371.5541108044.
The spelling of 51293958 in words is "fifty-one million, two hundred ninety-three thousand, nine hundred fifty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.100 sec. • engine limits •