Base | Representation |
---|---|
bin | 110111011100101… |
… | …001000000001001 |
3 | 2101211102211202121 |
4 | 313130221000021 |
5 | 3401121123412 |
6 | 232150331241 |
7 | 32024015200 |
oct | 6734510011 |
9 | 2354384677 |
10 | 930254857 |
11 | 438117274 |
12 | 21b659b21 |
13 | 11a95a67c |
14 | 8b794237 |
15 | 56a06107 |
hex | 37729009 |
930254857 has 6 divisors (see below), whose sum is σ = 1082133258. Its totient is φ = 797361264.
The previous prime is 930254833. The next prime is 930254861. The reversal of 930254857 is 758452039.
It can be written as a sum of positive squares in only one way, i.e., 875923216 + 54331641 = 29596^2 + 7371^2 .
It is not a de Polignac number, because 930254857 - 27 = 930254729 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (930254827) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 9492348 + ... + 9492445.
It is an arithmetic number, because the mean of its divisors is an integer number (180355543).
Almost surely, 2930254857 is an apocalyptic number.
It is an amenable number.
930254857 is a deficient number, since it is larger than the sum of its proper divisors (151878401).
930254857 is a wasteful number, since it uses less digits than its factorization.
930254857 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18984807 (or 18984800 counting only the distinct ones).
The product of its (nonzero) digits is 302400, while the sum is 43.
The square root of 930254857 is about 30500.0796228469. The cubic root of 930254857 is about 976.1891629370.
The spelling of 930254857 in words is "nine hundred thirty million, two hundred fifty-four thousand, eight hundred fifty-seven".
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