Base | Representation |
---|---|
bin | 11110100010100… |
… | …10011101011110 |
3 | 122212001211000201 |
4 | 33101102131132 |
5 | 1011041042202 |
6 | 41231014114 |
7 | 6230403334 |
oct | 1721223536 |
9 | 585054021 |
10 | 256190302 |
11 | 121681625 |
12 | 7196a33a |
13 | 410cc1c4 |
14 | 2604bb54 |
15 | 17758387 |
hex | f45275e |
256190302 has 16 divisors (see below), whose sum is σ = 395881200. Its totient is φ = 124270272.
The previous prime is 256190299. The next prime is 256190309. The reversal of 256190302 is 203091652.
256190302 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (256190309) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2818 + ... + 22810.
It is an arithmetic number, because the mean of its divisors is an integer number (24742575).
Almost surely, 2256190302 is an apocalyptic number.
256190302 is a deficient number, since it is larger than the sum of its proper divisors (139690898).
256190302 is a wasteful number, since it uses less digits than its factorization.
256190302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20187.
The product of its (nonzero) digits is 3240, while the sum is 28.
The square root of 256190302 is about 16005.9458327210. The cubic root of 256190302 is about 635.1177180646.
The spelling of 256190302 in words is "two hundred fifty-six million, one hundred ninety thousand, three hundred two".
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