Base | Representation |
---|---|
bin | 111010001001111101… |
… | …0001101111000110000 |
3 | 102221100122221210120111 |
4 | 1310103322031320300 |
5 | 4021232322024140 |
6 | 133212304551104 |
7 | 12010562110162 |
oct | 1642372157060 |
9 | 387318853514 |
10 | 124888079920 |
11 | 48a6807999a |
12 | 20254922494 |
13 | ba13aba956 |
14 | 608a5d2932 |
15 | 33ae1a07ea |
hex | 1d13e8de30 |
124888079920 has 40 divisors (see below), whose sum is σ = 290790044496. Its totient is φ = 49882069248.
The previous prime is 124888079887. The next prime is 124888079923. The reversal of 124888079920 is 29970888421.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×1248880799202 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (124888079923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1088187 + ... + 1197466.
Almost surely, 2124888079920 is an apocalyptic number.
124888079920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124888079920 is an abundant number, since it is smaller than the sum of its proper divisors (165901964576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124888079920 is a wasteful number, since it uses less digits than its factorization.
124888079920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2286349 (or 2286343 counting only the distinct ones).
The product of its (nonzero) digits is 4644864, while the sum is 58.
The spelling of 124888079920 in words is "one hundred twenty-four billion, eight hundred eighty-eight million, seventy-nine thousand, nine hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •