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13124512604 = 227266961799
BaseRepresentation
bin11000011100100100…
…00010101101011100
31020212200002022122102
430032102002231130
5203334333400404
610010155504232
7643144342100
oct141622025534
936780068572
1013124512604
115625499635
122663458078
1313121188b8
148c70db900
1551c34971e
hex30e482b5c

13124512604 has 18 divisors (see below), whose sum is σ = 26717758200. Its totient is φ = 5624791032.

The previous prime is 13124512579. The next prime is 13124512619. The reversal of 13124512604 is 40621542131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33480704 + ... + 33481095.

It is an arithmetic number, because the mean of its divisors is an integer number (1484319900).

Almost surely, 213124512604 is an apocalyptic number.

13124512604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13124512604 is an abundant number, since it is smaller than the sum of its proper divisors (13593245596).

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

13124512604 is a wasteful number, since it uses less digits than its factorization.

13124512604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66961817 (or 66961808 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 13124512604 in words is "thirteen billion, one hundred twenty-four million, five hundred twelve thousand, six hundred four".

Divisors: 1 2 4 7 14 28 49 98 196 66961799 133923598 267847196 468732593 937465186 1874930372 3281128151 6562256302 13124512604