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13230124302031 = 7131277113849633
BaseRepresentation
bin1100000010000110000011…
…0110111111111011001111
31201211210021002222022110221
43000201200312333323033
53213230243310131111
644045500223012211
72533562546034010
oct300414066777317
951753232868427
1013230124302031
11424095629497a
121598105a3a067
1374c798041780
1433a4acc6b007
1517e22c5da371
hexc0860dbfecf

13230124302031 has 16 divisors (see below), whose sum is σ = 16295981212224. Its totient is φ = 10459593391104.

The previous prime is 13230124302011. The next prime is 13230124302077. The reversal of 13230124302031 is 13020342103231.

It is not a de Polignac number, because 13230124302031 - 231 = 13227976818383 is a prime.

It is a super-2 number, since 2×132301243020312 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13230124301987 and 13230124302005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230124302001) 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, 56808610 + ... + 57041023.

It is an arithmetic number, because the mean of its divisors is an integer number (1018498825764).

Almost surely, 213230124302031 is an apocalyptic number.

13230124302031 is a deficient number, since it is larger than the sum of its proper divisors (3065856910193).

13230124302031 is a wasteful number, since it uses less digits than its factorization.

13230124302031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113850930.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 13230124302031 its reverse (13020342103231), we get a palindrome (26250466405262).

The spelling of 13230124302031 in words is "thirteen trillion, two hundred thirty billion, one hundred twenty-four million, three hundred two thousand, thirty-one".

Divisors: 1 7 13 91 1277 8939 16601 116207 113849633 796947431 1480045229 10360316603 145385981341 1017701869387 1890017757433 13230124302031