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10113033031 = 44322828517
BaseRepresentation
bin10010110101100100…
…01010001101000111
3222002210110022021221
421122302022031013
5131202414024111
64351301221211
7505416235213
oct113262121507
928083408257
1010113033031
11431a5a8442
121b62a01807
13c5224521a
146bd187943
153e2c89371
hex25ac8a347

10113033031 has 4 divisors (see below), whose sum is σ = 10135861992. Its totient is φ = 10090204072.

The previous prime is 10113033019. The next prime is 10113033037. The reversal of 10113033031 is 13033031101.

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 10113033031 - 25 = 10113032999 is a prime.

It is a super-2 number, since 2×101130330312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10113032996 and 10113033014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10113033037) 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, 11413816 + ... + 11414701.

It is an arithmetic number, because the mean of its divisors is an integer number (2533965498).

Almost surely, 210113033031 is an apocalyptic number.

10113033031 is a deficient number, since it is larger than the sum of its proper divisors (22828961).

10113033031 is an equidigital number, since it uses as much as digits as its factorization.

10113033031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22828960.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 10113033031 its reverse (13033031101), we get a palindrome (23146064132).

It can be divided in two parts, 101 and 13033031, that multiplied together give a palindrome (1316336131).

The spelling of 10113033031 in words is "ten billion, one hundred thirteen million, thirty-three thousand, thirty-one".

Divisors: 1 443 22828517 10113033031