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9089304931 = 72185496019
BaseRepresentation
bin10000111011100001…
…11100100101100011
3212110110010112100101
420131300330211203
5122103330224211
64101531203231
7441145550200
oct103560744543
925413115311
109089304931
113944748363
121917ba6517
13b1b11aa55
14623220ca7
15382e6c5c1
hex21dc3c963

9089304931 has 6 divisors (see below), whose sum is σ = 10573273140. Its totient is φ = 7790832756.

The previous prime is 9089304929. The next prime is 9089304989. The reversal of 9089304931 is 1394039809.

9089304931 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9089304931 - 21 = 9089304929 is a prime.

It is a super-2 number, since 2×90893049312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9089305931) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 92747961 + ... + 92748058.

It is an arithmetic number, because the mean of its divisors is an integer number (1762212190).

Almost surely, 29089304931 is an apocalyptic number.

9089304931 is a deficient number, since it is larger than the sum of its proper divisors (1483968209).

9089304931 is a wasteful number, since it uses less digits than its factorization.

9089304931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185496033 (or 185496026 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 9089304931 is about 95337.8462678909. The cubic root of 9089304931 is about 2086.9412557727.

The spelling of 9089304931 in words is "nine billion, eighty-nine million, three hundred four thousand, nine hundred thirty-one".

Divisors: 1 7 49 185496019 1298472133 9089304931