Base | Representation |
---|---|
bin | 111001010010000101… |
… | …0100111101100101011 |
3 | 102202112000021201120021 |
4 | 1302210022213230223 |
5 | 4003412403104010 |
6 | 132302254341311 |
7 | 11613246032116 |
oct | 1624412475453 |
9 | 382460251507 |
10 | 123013331755 |
11 | 48195900946 |
12 | 1ba10aba837 |
13 | b7a5588b02 |
14 | 5d4d61d57d |
15 | 32ee7ce8da |
hex | 1ca42a7b2b |
123013331755 has 16 divisors (see below), whose sum is σ = 147945756384. Its totient is φ = 98191065600.
The previous prime is 123013331741. The next prime is 123013331773. The reversal of 123013331755 is 557133310321.
It is not a de Polignac number, because 123013331755 - 221 = 123011234603 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 123013331755.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 4387692 + ... + 4415638.
It is an arithmetic number, because the mean of its divisors is an integer number (9246609774).
Almost surely, 2123013331755 is an apocalyptic number.
123013331755 is a deficient number, since it is larger than the sum of its proper divisors (24932424629).
123013331755 is a wasteful number, since it uses less digits than its factorization.
123013331755 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29886.
The product of its (nonzero) digits is 28350, while the sum is 34.
The spelling of 123013331755 in words is "one hundred twenty-three billion, thirteen million, three hundred thirty-one thousand, seven hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.096 sec. • engine limits •