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13352614720 = 26541726921
BaseRepresentation
bin11000110111110000…
…01011101101000000
31021110120022002220221
430123320023231000
5204321232132340
610044544512424
7651614231614
oct143370135500
937416262827
1013352614720
115732226085
12270791b714
13134a462073
14909517344
155323a544a
hex31be0bb40

13352614720 has 28 divisors (see below), whose sum is σ = 31795914564. Its totient is φ = 5341045760.

The previous prime is 13352614697. The next prime is 13352614733. The reversal of 13352614720 is 2741625331.

It can be written as a sum of positive squares in 2 ways, for example, as 7446999616 + 5905615104 = 86296^2 + 76848^2 .

It is a congruent number.

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, 20863141 + ... + 20863780.

Almost surely, 213352614720 is an apocalyptic number.

13352614720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13352614720 is an abundant number, since it is smaller than the sum of its proper divisors (18443299844).

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

13352614720 is an equidigital number, since it uses as much as digits as its factorization.

13352614720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41726938 (or 41726928 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The spelling of 13352614720 in words is "thirteen billion, three hundred fifty-two million, six hundred fourteen thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 160 320 41726921 83453842 166907684 208634605 333815368 417269210 667630736 834538420 1335261472 1669076840 2670522944 3338153680 6676307360 13352614720