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13272883880 = 2351556921313
BaseRepresentation
bin11000101110010000…
…00010001010101000
31021021000021100202212
430113020002022220
5204140324241010
610033015544252
7646625436314
oct142710021250
937230240685
1013272883880
1156a1219123
1226a508b088
131336a97359
148dcac0b44
1552a3a6505
hex3172022a8

13272883880 has 32 divisors (see below), whose sum is σ = 29867308200. Its totient is φ = 5308563456.

The previous prime is 13272883859. The next prime is 13272883997. The reversal of 13272883880 is 8838827231.

It can be written as a sum of positive squares in 4 ways, for example, as 8405589124 + 4867294756 = 91682^2 + 69766^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 612104 + ... + 633416.

Almost surely, 213272883880 is an apocalyptic number.

13272883880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13272883880 is an abundant number, since it is smaller than the sum of its proper divisors (16594424320).

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

13272883880 is a wasteful number, since it uses less digits than its factorization.

13272883880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36893 (or 36889 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 50.

The spelling of 13272883880 in words is "thirteen billion, two hundred seventy-two million, eight hundred eighty-three thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 15569 21313 31138 42626 62276 77845 85252 106565 124552 155690 170504 213130 311380 426260 622760 852520 331822097 663644194 1327288388 1659110485 2654576776 3318220970 6636441940 13272883880