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13204680 = 2335110039
BaseRepresentation
bin110010010111…
…110011001000
3220211212102020
4302113303020
511340022210
61151004440
7220144416
oct62276310
926755366
1013204680
1174a9965
124509720
132974428
141a7a2b6
15125c770
hexc97cc8

13204680 has 32 divisors (see below), whose sum is σ = 39614400. Its totient is φ = 3521216.

The previous prime is 13204679. The next prime is 13204687. The reversal of 13204680 is 8640231.

It is a happy number.

13204680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 13204680.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13204687) 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, 54900 + ... + 55139.

It is an arithmetic number, because the mean of its divisors is an integer number (1237950).

Almost surely, 213204680 is an apocalyptic number.

13204680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13204680 is an abundant number, since it is smaller than the sum of its proper divisors (26409720).

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

13204680 is a wasteful number, since it uses less digits than its factorization.

13204680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110053 (or 110049 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 13204680 is about 3633.8244316422. The cubic root of 13204680 is about 236.3610770747.

The spelling of 13204680 in words is "thirteen million, two hundred four thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 110039 220078 330117 440156 550195 660234 880312 1100390 1320468 1650585 2200780 2640936 3301170 4401560 6602340 13204680