Base | Representation |
---|---|
bin | 111001101001111100… |
… | …1011011011010111001 |
3 | 102211120211010120010211 |
4 | 1303103321123122321 |
5 | 4012032404201020 |
6 | 132513542311121 |
7 | 11642141515660 |
oct | 1632371333271 |
9 | 384524116124 |
10 | 123814131385 |
11 | 4856693851a |
12 | 1bbb51284a1 |
13 | b8a245b949 |
14 | 5dc7b15dd7 |
15 | 3349c6385a |
hex | 1cd3e5b6b9 |
123814131385 has 16 divisors (see below), whose sum is σ = 170926762752. Its totient is φ = 84338856000.
The previous prime is 123814131319. The next prime is 123814131391. The reversal of 123814131385 is 583131418321.
It is not a de Polignac number, because 123814131385 - 213 = 123814123193 is a prime.
It is a Duffinian 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, 11708446 + ... + 11719015.
It is an arithmetic number, because the mean of its divisors is an integer number (10682922672).
Almost surely, 2123814131385 is an apocalyptic number.
It is an amenable number.
123814131385 is a deficient number, since it is larger than the sum of its proper divisors (47112631367).
123814131385 is a wasteful number, since it uses less digits than its factorization.
123814131385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23427624.
The product of its digits is 69120, while the sum is 40.
The spelling of 123814131385 in words is "one hundred twenty-three billion, eight hundred fourteen million, one hundred thirty-one thousand, three hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •