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13380488 = 2311383397
BaseRepresentation
bin110011000010…
…101110001000
3221011210120122
4303002232020
511411133423
61154442412
7221506112
oct63025610
927153518
1013380488
117609a60
124593408
132a06464
141ac43b2
1512948c8
hexcc2b88

13380488 has 32 divisors (see below), whose sum is σ = 27509760. Its totient is φ = 6050880.

The previous prime is 13380487. The next prime is 13380511. The reversal of 13380488 is 88408331.

It is not an unprimeable number, because it can be changed into a prime (13380481) 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, 33506 + ... + 33902.

It is an arithmetic number, because the mean of its divisors is an integer number (859680).

Almost surely, 213380488 is an apocalyptic number.

It is an amenable number.

13380488 is an abundant number, since it is smaller than the sum of its proper divisors (14129272).

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

13380488 is a wasteful number, since it uses less digits than its factorization.

13380488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797 (or 793 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 13380488 is about 3657.9349365455. The cubic root of 13380488 is about 237.4054316016.

The spelling of 13380488 in words is "thirteen million, three hundred eighty thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 11 22 44 88 383 397 766 794 1532 1588 3064 3176 4213 4367 8426 8734 16852 17468 33704 34936 152051 304102 608204 1216408 1672561 3345122 6690244 13380488