Base | Representation |
---|---|
bin | 11110100110111… |
… | …11100000001110 |
3 | 122220011011111110 |
4 | 33103133200032 |
5 | 1011213034024 |
6 | 41251232450 |
7 | 6235330536 |
oct | 1723374016 |
9 | 586134443 |
10 | 256768014 |
11 | 121a36678 |
12 | 71ba8726 |
13 | 41272149 |
14 | 2615c4c6 |
15 | 1781e629 |
hex | f4df80e |
256768014 has 32 divisors (see below), whose sum is σ = 541296000. Its totient is φ = 80974944.
The previous prime is 256768013. The next prime is 256768019. The reversal of 256768014 is 410867652.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (256768013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142632 + ... + 144420.
It is an arithmetic number, because the mean of its divisors is an integer number (16915500).
Almost surely, 2256768014 is an apocalyptic number.
256768014 is an abundant number, since it is smaller than the sum of its proper divisors (284527986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
256768014 is a wasteful number, since it uses less digits than its factorization.
256768014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3072.
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 256768014 is about 16023.9824637947. The cubic root of 256768014 is about 635.5947588555.
The spelling of 256768014 in words is "two hundred fifty-six million, seven hundred sixty-eight thousand, fourteen".
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