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13497344620 = 225674867231
BaseRepresentation
bin11001001001000000…
…10010001001101100
31021211122122011000121
430210200102021230
5210120310011440
610111154534324
7655322351644
oct144440221154
937748564017
1013497344620
1157a6998871
1227482973a4
131371437266
1492082d524
1553ee4334a
hex32481226c

13497344620 has 12 divisors (see below), whose sum is σ = 28344423744. Its totient is φ = 5398937840.

The previous prime is 13497344617. The next prime is 13497344657. The reversal of 13497344620 is 2644379431.

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, 337433596 + ... + 337433635.

It is an arithmetic number, because the mean of its divisors is an integer number (2362035312).

Almost surely, 213497344620 is an apocalyptic number.

13497344620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13497344620 is an abundant number, since it is smaller than the sum of its proper divisors (14847079124).

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

13497344620 is a wasteful number, since it uses less digits than its factorization.

13497344620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674867240 (or 674867238 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 13497344620 in words is "thirteen billion, four hundred ninety-seven million, three hundred forty-four thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 674867231 1349734462 2699468924 3374336155 6748672310 13497344620