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13296980 = 225664849
BaseRepresentation
bin110010101110…
…010101010100
3221000120000202
4302232111110
511401000410
61153000032
7221010464
oct62562524
927016022
1013296980
117562244
124553018
1329a7448
141aa1ba4
151279ca5
hexcae554

13296980 has 12 divisors (see below), whose sum is σ = 27923700. Its totient is φ = 5318784.

The previous prime is 13296973. The next prime is 13297003. The reversal of 13296980 is 8969231.

13296980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1449616 + 11847364 = 1204^2 + 3442^2 .

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, 332405 + ... + 332444.

It is an arithmetic number, because the mean of its divisors is an integer number (2326975).

Almost surely, 213296980 is an apocalyptic number.

13296980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13296980 is an abundant number, since it is smaller than the sum of its proper divisors (14626720).

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

13296980 is a wasteful number, since it uses less digits than its factorization.

13296980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664858 (or 664856 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 13296980 is about 3646.5024338399. The cubic root of 13296980 is about 236.9105159279.

The spelling of 13296980 in words is "thirteen million, two hundred ninety-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 664849 1329698 2659396 3324245 6648490 13296980