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10031030013 = 317251783613
BaseRepresentation
bin10010101011110010…
…10101111011111101
3221220002011010022010
421111321111323331
5131020420430023
64335211441433
7503402230314
oct112571257375
927802133263
1010031030013
114288289354
121b3b456279
13c3b263224
146b231d27b
153da98c093
hex255e55efd

10031030013 has 16 divisors (see below), whose sum is σ = 14217892416. Its totient is φ = 6268896000.

The previous prime is 10031030011. The next prime is 10031030017. The reversal of 10031030013 is 31003013001.

It is not a de Polignac number, because 10031030013 - 21 = 10031030011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10031030011) 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, 379006 + ... + 404607.

It is an arithmetic number, because the mean of its divisors is an integer number (888618276).

Almost surely, 210031030013 is an apocalyptic number.

It is an amenable number.

10031030013 is a deficient number, since it is larger than the sum of its proper divisors (4186862403).

10031030013 is a wasteful number, since it uses less digits than its factorization.

10031030013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783884.

The product of its (nonzero) digits is 27, while the sum is 12.

Adding to 10031030013 its reverse (31003013001), we get a palindrome (41034043014).

The spelling of 10031030013 in words is "ten billion, thirty-one million, thirty thousand, thirteen".

Divisors: 1 3 17 51 251 753 4267 12801 783613 2350839 13321421 39964263 196686863 590060589 3343676671 10031030013