Base | Representation |
---|---|
bin | 10111010000001001000010… |
… | …10010010111110011101011 |
3 | 20201001012000001001200012221 |
4 | 23220010201102113303223 |
5 | 23200222112343414430 |
6 | 300425441023014511 |
7 | 13525114124611246 |
oct | 1350044122276353 |
9 | 221035001050187 |
10 | 51132144123115 |
11 | 15324025388590 |
12 | 589990373a437 |
13 | 226b981b5c633 |
14 | c8ab47bb025d |
15 | 5da0e75ba57a |
hex | 2e8121497ceb |
51132144123115 has 32 divisors (see below), whose sum is σ = 69978949747200. Its totient is φ = 35570186750560.
The previous prime is 51132144123107. The next prime is 51132144123119.
51132144123115 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 51132144123115 - 23 = 51132144123107 is a prime.
It is a super-2 number, since 2×511321441231152 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (51132144123119) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37535605 + ... + 38873974.
It is an arithmetic number, because the mean of its divisors is an integer number (2186842179600).
Almost surely, 251132144123115 is an apocalyptic number.
51132144123115 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
51132144123115 is a deficient number, since it is larger than the sum of its proper divisors (18846805624085).
51132144123115 is an equidigital number, since it uses as much as digits as its factorization.
51132144123115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76409664 (or 76409618 counting only the distinct ones).
The product of its digits is 14400, while the sum is 34.
It can be divided in two parts, 5113214 and 4123115, that added together give a palindrome (9236329).
The spelling of 51132144123115 in words is "fifty-one trillion, one hundred thirty-two billion, one hundred forty-four million, one hundred twenty-three thousand, one hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •