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12130130310 = 2352317579899
BaseRepresentation
bin10110100110000001…
…10001100110000110
31011022100222110120120
423103000301212012
5144320303132220
65323354442410
7606411256254
oct132300614606
934270873516
1012130130310
115165162491
122426433406
1311b40c76cc
148310135d4
154aedc7a40
hex2d3031986

12130130310 has 32 divisors (see below), whose sum is σ = 30378067200. Its totient is φ = 3094062048.

The previous prime is 12130130297. The next prime is 12130130321. The reversal of 12130130310 is 1303103121.

It is a super-2 number, since 2×121301303102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12130130310.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8789260 + ... + 8790639.

It is an arithmetic number, because the mean of its divisors is an integer number (949314600).

Almost surely, 212130130310 is an apocalyptic number.

12130130310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12130130310 is an abundant number, since it is smaller than the sum of its proper divisors (18247936890).

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

12130130310 is a wasteful number, since it uses less digits than its factorization.

12130130310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17579932.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 12130130310 its reverse (1303103121), we get a palindrome (13433233431).

The spelling of 12130130310 in words is "twelve billion, one hundred thirty million, one hundred thirty thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 17579899 35159798 52739697 87899495 105479394 175798990 263698485 404337677 527396970 808675354 1213013031 2021688385 2426026062 4043376770 6065065155 12130130310