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12313103130230 = 257237647890143
BaseRepresentation
bin1011001100101101111000…
…1000110101111001110110
31121121010021022212010002012
42303023132020311321312
53103214213400131410
642104321140444222
72410410113502620
oct263133610657166
947533238763065
1012313103130230
113a17a59795851
12146a4413a9672
136b417508b696
14307d59053c10
1516545ab03605
hexb32de235e76

12313103130230 has 32 divisors (see below), whose sum is σ = 26431108337664. Its totient is φ = 4038085994976.

The previous prime is 12313103130203. The next prime is 12313103130233. The reversal of 12313103130230 is 3203130131321.

It is a super-2 number, since 2×123131031302302 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 12313103130196 and 12313103130205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12313103130233) 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, 3823943462 + ... + 3823946681.

It is an arithmetic number, because the mean of its divisors is an integer number (825972135552).

Almost surely, 212313103130230 is an apocalyptic number.

12313103130230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12313103130230 is an abundant number, since it is smaller than the sum of its proper divisors (14118005207434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12313103130230 is a wasteful number, since it uses less digits than its factorization.

12313103130230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7647890180.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 12313103130230 its reverse (3203130131321), we get a palindrome (15516233261551).

The spelling of 12313103130230 in words is "twelve trillion, three hundred thirteen billion, one hundred three million, one hundred thirty thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 23 35 46 70 115 161 230 322 805 1610 7647890143 15295780286 38239450715 53535231001 76478901430 107070462002 175901473289 267676155005 351802946578 535352310010 879507366445 1231310313023 1759014732890 2462620626046 6156551565115 12313103130230