Base | Representation |
---|---|
bin | 11101110011110… |
… | …01001110101010 |
3 | 122102112020121011 |
4 | 32321321032222 |
5 | 1003003321032 |
6 | 40451334134 |
7 | 6124312012 |
oct | 1671711652 |
9 | 572466534 |
10 | 250057642 |
11 | 11917300a |
12 | 6b8b134a |
13 | 3ca62a03 |
14 | 252d2c42 |
15 | 16e46247 |
hex | ee793aa |
250057642 has 8 divisors (see below), whose sum is σ = 383809536. Its totient is φ = 122121132.
The previous prime is 250057603. The next prime is 250057667. The reversal of 250057642 is 246750052.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1453738 + ... + 1453909.
It is an arithmetic number, because the mean of its divisors is an integer number (47976192).
Almost surely, 2250057642 is an apocalyptic number.
250057642 is a deficient number, since it is larger than the sum of its proper divisors (133751894).
250057642 is a wasteful number, since it uses less digits than its factorization.
250057642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2907692.
The product of its (nonzero) digits is 16800, while the sum is 31.
The square root of 250057642 is about 15813.2109958730. The cubic root of 250057642 is about 630.0089374729.
The spelling of 250057642 in words is "two hundred fifty million, fifty-seven thousand, six hundred forty-two".
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