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12320013104 = 247110000117
BaseRepresentation
bin10110111100101010…
…00111101100110000
31011210121021111210122
423132111013230300
5200212410404404
65354300345412
7614205245360
oct133625075460
934717244718
1012320013104
115252365213
122479b45268
13121454b9a9
1484c3209a0
154c18d43be
hex2de547b30

12320013104 has 20 divisors (see below), whose sum is σ = 27280029264. Its totient is φ = 5280005568.

The previous prime is 12320013091. The next prime is 12320013109. The reversal of 12320013104 is 40131002321.

12320013104 is a modest number, since divided by 13104 gives 12320 as remainder.

It is not an unprimeable number, because it can be changed into a prime (12320013109) 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, 54999947 + ... + 55000170.

Almost surely, 212320013104 is an apocalyptic number.

12320013104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12320013104 is an abundant number, since it is smaller than the sum of its proper divisors (14960016160).

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

12320013104 is a wasteful number, since it uses less digits than its factorization.

12320013104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110000132 (or 110000126 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12320013104 its reverse (40131002321), we get a palindrome (52451015425).

The spelling of 12320013104 in words is "twelve billion, three hundred twenty million, thirteen thousand, one hundred four".

Divisors: 1 2 4 7 8 14 16 28 56 112 110000117 220000234 440000468 770000819 880000936 1540001638 1760001872 3080003276 6160006552 12320013104