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10031232313 = 1718111232903
BaseRepresentation
bin10010101011110100…
…00111010100111001
3221220002112101210201
421111322013110321
5131020443413223
64335220042201
7503404032154
oct112572072471
927802471721
1010031232313
114288407343
121b3b533361
13c3b30432b
146b2372c9b
153da9cbead
hex255e87539

10031232313 has 16 divisors (see below), whose sum is σ = 10693178496. Its totient is φ = 9377406720.

The previous prime is 10031232307. The next prime is 10031232329. The reversal of 10031232313 is 31323213001.

It is a de Polignac number, because none of the positive numbers 2k-10031232313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10031232353) 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, 3454020 + ... + 3456922.

It is an arithmetic number, because the mean of its divisors is an integer number (668323656).

Almost surely, 210031232313 is an apocalyptic number.

It is an amenable number.

10031232313 is a deficient number, since it is larger than the sum of its proper divisors (661946183).

10031232313 is a wasteful number, since it uses less digits than its factorization.

10031232313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4224.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 10031232313 its reverse (31323213001), we get a palindrome (41354445314).

The spelling of 10031232313 in words is "ten billion, thirty-one million, two hundred thirty-two thousand, three hundred thirteen".

Divisors: 1 17 181 1123 2903 3077 19091 49351 203263 525443 3260069 3455471 8932531 55421173 590072489 10031232313