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10092931 = 39725423
BaseRepresentation
bin100110100000…
…000110000011
3200222202220021
4212200012003
510040433211
61000154311
7151534312
oct46400603
920882807
1010092931
115773a72
123468997
132124c64
1414aa279
15d45771
hex9a0183

10092931 has 4 divisors (see below), whose sum is σ = 10118752. Its totient is φ = 10067112.

The previous prime is 10092919. The next prime is 10092959. The reversal of 10092931 is 13929001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10092931 - 215 = 10060163 is a prime.

It is a super-2 number, since 2×100929312 = 203734512341522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10092896 and 10092905.

It is not an unprimeable number, because it can be changed into a prime (10092911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12315 + ... + 13108.

It is an arithmetic number, because the mean of its divisors is an integer number (2529688).

Almost surely, 210092931 is an apocalyptic number.

10092931 is a deficient number, since it is larger than the sum of its proper divisors (25821).

10092931 is an equidigital number, since it uses as much as digits as its factorization.

10092931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25820.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 10092931 is about 3176.9373616740. The cubic root of 10092931 is about 216.1087915041.

The spelling of 10092931 in words is "ten million, ninety-two thousand, nine hundred thirty-one".

Divisors: 1 397 25423 10092931