Base | Representation |
---|---|
bin | 110111011101001… |
… | …001100101101011 |
3 | 2101211200121212002 |
4 | 313131021211223 |
5 | 3401134411311 |
6 | 232153241215 |
7 | 32025112265 |
oct | 6735114553 |
9 | 2354617762 |
10 | 930388331 |
11 | 4381a8584 |
12 | 21b70320b |
13 | 11a9a6352 |
14 | 8b7cab35 |
15 | 56a3093b |
hex | 3774996b |
930388331 has 16 divisors (see below), whose sum is σ = 965530368. Its totient is φ = 896095200.
The previous prime is 930388309. The next prime is 930388351. The reversal of 930388331 is 133883039.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-930388331 is a prime.
It is a super-2 number, since 2×9303883312 = 1731244892921931122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (930388351) 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, 622421 + ... + 623913.
It is an arithmetic number, because the mean of its divisors is an integer number (60345648).
Almost surely, 2930388331 is an apocalyptic number.
930388331 is a deficient number, since it is larger than the sum of its proper divisors (35142037).
930388331 is a wasteful number, since it uses less digits than its factorization.
930388331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1762.
The product of its (nonzero) digits is 46656, while the sum is 38.
The square root of 930388331 is about 30502.2676370135. The cubic root of 930388331 is about 976.2358489393.
The spelling of 930388331 in words is "nine hundred thirty million, three hundred eighty-eight thousand, three hundred thirty-one".
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