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10031307307 = 71433043901
BaseRepresentation
bin10010101011110100…
…11001101000101011
3221220002200012200021
421111322121220223
5131021003313212
64335221421311
7503404463620
oct112572315053
927802605607
1010031307307
11428845871a
121b3b56a837
13c3b32c4c8
146b2392347
153da9e4307
hex255e99a2b

10031307307 has 4 divisors (see below), whose sum is σ = 11464351216. Its totient is φ = 8598263400.

The previous prime is 10031307257. The next prime is 10031307313. The reversal of 10031307307 is 70370313001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70370313001 = 431636518907.

It is a cyclic number.

It is not a de Polignac number, because 10031307307 - 27 = 10031307179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10031307367) 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, 716521944 + ... + 716521957.

It is an arithmetic number, because the mean of its divisors is an integer number (2866087804).

Almost surely, 210031307307 is an apocalyptic number.

10031307307 is a deficient number, since it is larger than the sum of its proper divisors (1433043909).

10031307307 is an equidigital number, since it uses as much as digits as its factorization.

10031307307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433043908.

The product of its (nonzero) digits is 1323, while the sum is 25.

The spelling of 10031307307 in words is "ten billion, thirty-one million, three hundred seven thousand, three hundred seven".

Divisors: 1 7 1433043901 10031307307