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13429653760 = 28510491917
BaseRepresentation
bin11001000000111100…
…00100000100000000
31021122221021002121201
430200132010010000
5210000442410020
610100340030544
7653541113335
oct144036040400
937587232551
1013429653760
115771764706
122729692454
1313603c67b3
1491584c98c
15539021a0a
hex320784100

13429653760 has 36 divisors (see below), whose sum is σ = 32168220588. Its totient is φ = 5371860992.

The previous prime is 13429653751. The next prime is 13429653791. The reversal of 13429653760 is 6735692431.

It can be written as a sum of positive squares in 2 ways, for example, as 6729249024 + 6700404736 = 82032^2 + 81856^2 .

It is a super-2 number, since 2×134296537602 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13429653760.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5244679 + ... + 5247238.

It is an arithmetic number, because the mean of its divisors is an integer number (893561683).

Almost surely, 213429653760 is an apocalyptic number.

13429653760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13429653760 is an abundant number, since it is smaller than the sum of its proper divisors (18738566828).

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

13429653760 is an equidigital number, since it uses as much as digits as its factorization.

13429653760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10491938 (or 10491924 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 46.

The spelling of 13429653760 in words is "thirteen billion, four hundred twenty-nine million, six hundred fifty-three thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 1280 10491917 20983834 41967668 52459585 83935336 104919170 167870672 209838340 335741344 419676680 671482688 839353360 1342965376 1678706720 2685930752 3357413440 6714826880 13429653760