Base | Representation |
---|---|
bin | 111101001111100111… |
… | …0101111101000111000 |
3 | 110120110212221200111211 |
4 | 1322133032233220320 |
5 | 4123323214230433 |
6 | 140230351532504 |
7 | 12334125322222 |
oct | 1723716575070 |
9 | 416425850454 |
10 | 131520461368 |
11 | 5086096527a |
12 | 215a5b2a134 |
13 | c52cbac20a |
14 | 65193b7412 |
15 | 364b5a08cd |
hex | 1e9f3afa38 |
131520461368 has 64 divisors (see below), whose sum is σ = 263496499200. Its totient is φ = 61430866560.
The previous prime is 131520461353. The next prime is 131520461381. The reversal of 131520461368 is 863164025131.
It is a self number, because there is not a number n which added to its sum of digits gives 131520461368.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1108923 + ... + 1221781.
It is an arithmetic number, because the mean of its divisors is an integer number (4117132800).
Almost surely, 2131520461368 is an apocalyptic number.
It is an amenable number.
131520461368 is an abundant number, since it is smaller than the sum of its proper divisors (131976037832).
131520461368 is a wasteful number, since it uses less digits than its factorization.
131520461368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113060 (or 113056 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 40.
Adding to 131520461368 its reverse (863164025131), we get a palindrome (994684486499).
The spelling of 131520461368 in words is "one hundred thirty-one billion, five hundred twenty million, four hundred sixty-one thousand, three hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •