Base | Representation |
---|---|
bin | 1100010101110… |
… | …0000001001110 |
3 | 10121101112102220 |
4 | 3011130001032 |
5 | 101222212014 |
6 | 5045200210 |
7 | 1165633302 |
oct | 305340116 |
9 | 117345386 |
10 | 51757134 |
11 | 272409a0 |
12 | 15400066 |
13 | a952130 |
14 | 6c33d02 |
15 | 48256a9 |
hex | 315c04e |
51757134 has 64 divisors (see below), whose sum is σ = 122653440. Its totient is φ = 14353920.
The previous prime is 51757133. The next prime is 51757157. The reversal of 51757134 is 43175715.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 51757095 and 51757104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51757133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153414 + ... + 153750.
It is an arithmetic number, because the mean of its divisors is an integer number (1916460).
Almost surely, 251757134 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51757134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61326720).
51757134 is an abundant number, since it is smaller than the sum of its proper divisors (70896306).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51757134 is a wasteful number, since it uses less digits than its factorization.
51757134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 545.
The product of its digits is 14700, while the sum is 33.
The square root of 51757134 is about 7194.2431151581. The cubic root of 51757134 is about 372.6691188885.
The spelling of 51757134 in words is "fifty-one million, seven hundred fifty-seven thousand, one hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •