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13124990589 = 320112175533
BaseRepresentation
bin11000011100100111…
…10111011001111101
31020212200222121022120
430032103313121331
5203334444144324
610010214033153
7643151402454
oct141623673175
936780877276
1013124990589
115625795767
1226636487b9
131312255329
148c71c3b9b
1551c3e1179
hex30e4f767d

13124990589 has 8 divisors (see below), whose sum is σ = 17508697632. Its totient is φ = 8745638640.

The previous prime is 13124990531. The next prime is 13124990597. The reversal of 13124990589 is 98509942131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-13124990589 is a prime.

It is a super-2 number, since 2×131249905892 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13124990189) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1081734 + ... + 1093799.

It is an arithmetic number, because the mean of its divisors is an integer number (2188587204).

Almost surely, 213124990589 is an apocalyptic number.

It is an amenable number.

13124990589 is a deficient number, since it is larger than the sum of its proper divisors (4383707043).

13124990589 is a wasteful number, since it uses less digits than its factorization.

13124990589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177547.

The product of its (nonzero) digits is 699840, while the sum is 51.

The spelling of 13124990589 in words is "thirteen billion, one hundred twenty-four million, nine hundred ninety thousand, five hundred eighty-nine".

Divisors: 1 3 2011 6033 2175533 6526599 4374996863 13124990589