Base | Representation |
---|---|
bin | 101111100011010000… |
… | …101010100101101000 |
3 | 11212210021120112112101 |
4 | 233203100222211220 |
5 | 1314031200441112 |
6 | 35242214023144 |
7 | 3455152024360 |
oct | 574320524550 |
9 | 155707515471 |
10 | 51057437032 |
11 | 1a720657158 |
12 | 9a8b047ab4 |
13 | 4a78b6a404 |
14 | 2684d4d9a0 |
15 | 14dc61e757 |
hex | be342a968 |
51057437032 has 64 divisors (see below), whose sum is σ = 115252272000. Its totient is φ = 20714766336.
The previous prime is 51057437029. The next prime is 51057437059. The reversal of 51057437032 is 23073475015.
It is a junction number, because it is equal to n+sod(n) for n = 51057436982 and 51057437000.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1482148 + ... + 1516204.
It is an arithmetic number, because the mean of its divisors is an integer number (1800816750).
Almost surely, 251057437032 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51057437032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57626136000).
51057437032 is an abundant number, since it is smaller than the sum of its proper divisors (64194834968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51057437032 is a wasteful number, since it uses less digits than its factorization.
51057437032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35498 (or 35494 counting only the distinct ones).
The product of its (nonzero) digits is 88200, while the sum is 37.
The spelling of 51057437032 in words is "fifty-one billion, fifty-seven million, four hundred thirty-seven thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •