Base | Representation |
---|---|
bin | 11110100010100… |
… | …10111000100100 |
3 | 122212001220101221 |
4 | 33101102320210 |
5 | 1011041121121 |
6 | 41231030124 |
7 | 6230411362 |
oct | 1721227044 |
9 | 585056357 |
10 | 256192036 |
11 | 121682961 |
12 | 7196b344 |
13 | 410ccc29 |
14 | 2604c632 |
15 | 17758b41 |
hex | f452e24 |
256192036 has 27 divisors (see below), whose sum is σ = 460001073. Its totient is φ = 124846800.
The previous prime is 256192031. The next prime is 256192043. The reversal of 256192036 is 630291652.
The square root of 256192036 is 16006.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 184688100 + 71503936 = 13590^2 + 8456^2 .
It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 256191992 and 256192010.
It is not an unprimeable number, because it can be changed into a prime (256192031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1696561 + ... + 1696711.
Almost surely, 2256192036 is an apocalyptic number.
256192036 is the 16006-th square number.
It is an amenable number.
256192036 is a deficient number, since it is larger than the sum of its proper divisors (203809037).
256192036 is an equidigital number, since it uses as much as digits as its factorization.
256192036 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 412 (or 206 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 34.
The cubic root of 256192036 is about 635.1191509729.
The spelling of 256192036 in words is "two hundred fifty-six million, one hundred ninety-two thousand, thirty-six".
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