Base | Representation |
---|---|
bin | 11110100110101… |
… | …01010001010100 |
3 | 122220002001000002 |
4 | 33103111101110 |
5 | 1011210213400 |
6 | 41250310432 |
7 | 6235064411 |
oct | 1723252124 |
9 | 586061002 |
10 | 256726100 |
11 | 121a08134 |
12 | 71b88418 |
13 | 41259047 |
14 | 2614b108 |
15 | 17811ed5 |
hex | f4d5454 |
256726100 has 36 divisors (see below), whose sum is σ = 586420800. Its totient is φ = 97284960.
The previous prime is 256726087. The next prime is 256726121. The reversal of 256726100 is 1627652.
256726100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65660 + ... + 69459.
Almost surely, 2256726100 is an apocalyptic number.
256726100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
256726100 is an abundant number, since it is smaller than the sum of its proper divisors (329694700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
256726100 is a wasteful number, since it uses less digits than its factorization.
256726100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135152 (or 135145 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 29.
The square root of 256726100 is about 16022.6745582627. The cubic root of 256726100 is about 635.5601728129.
The spelling of 256726100 in words is "two hundred fifty-six million, seven hundred twenty-six thousand, one hundred".
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