Base | Representation |
---|---|
bin | 11101111011011… |
… | …10000000000010 |
3 | 122111102011212220 |
4 | 32331232000002 |
5 | 1003232411401 |
6 | 40525031510 |
7 | 6135656004 |
oct | 1675560002 |
9 | 574364786 |
10 | 251060226 |
11 | 11979829a |
12 | 700b5596 |
13 | 40024161 |
14 | 254b4374 |
15 | 17093336 |
hex | ef6e002 |
251060226 has 48 divisors (see below), whose sum is σ = 531782496. Its totient is φ = 79000768.
The previous prime is 251060219. The next prime is 251060237. The reversal of 251060226 is 622060152.
It is a junction number, because it is equal to n+sod(n) for n = 251060196 and 251060205.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 262966 + ... + 263918.
It is an arithmetic number, because the mean of its divisors is an integer number (11078802).
Almost surely, 2251060226 is an apocalyptic number.
251060226 is an abundant number, since it is smaller than the sum of its proper divisors (280722270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
251060226 is a wasteful number, since it uses less digits than its factorization.
251060226 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1087 (or 1064 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 251060226 is about 15844.8801194581. The cubic root of 251060226 is about 630.8498030520.
The spelling of 251060226 in words is "two hundred fifty-one million, sixty thousand, two hundred twenty-six".
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