Base | Representation |
---|---|
bin | 100111110000101011… |
… | …110101111111110001 |
3 | 11002012022220102211021 |
4 | 213300223311333301 |
5 | 1144413314341430 |
6 | 31340205215441 |
7 | 3040652140051 |
oct | 476053657761 |
9 | 132168812737 |
10 | 42692730865 |
11 | 17118a2a654 |
12 | 8335861581 |
13 | 4044bc2435 |
14 | 20d006b561 |
15 | 119d0d307a |
hex | 9f0af5ff1 |
42692730865 has 16 divisors (see below), whose sum is σ = 54250600320. Its totient is φ = 32162832000.
The previous prime is 42692730859. The next prime is 42692730881. The reversal of 42692730865 is 56803729624.
It is not a de Polignac number, because 42692730865 - 213 = 42692722673 is a prime.
It is a super-2 number, since 2×426927308652 (a number of 22 digits) contains 22 as substring.
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, 1329636 + ... + 1361365.
It is an arithmetic number, because the mean of its divisors is an integer number (3390662520).
Almost surely, 242692730865 is an apocalyptic number.
It is an amenable number.
42692730865 is a deficient number, since it is larger than the sum of its proper divisors (11557869455).
42692730865 is a wasteful number, since it uses less digits than its factorization.
42692730865 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2691192.
The product of its (nonzero) digits is 4354560, while the sum is 52.
The spelling of 42692730865 in words is "forty-two billion, six hundred ninety-two million, seven hundred thirty thousand, eight hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •