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13064180 = 225653209
BaseRepresentation
bin110001110101…
…011111110100
3220120201200112
4301311133310
511321023210
61144002152
7216020663
oct61653764
926521615
1013064180
117413348
124460358
1329254ac
141a40dda
151230d05
hexc757f4

13064180 has 12 divisors (see below), whose sum is σ = 27434820. Its totient is φ = 5225664.

The previous prime is 13064159. The next prime is 13064189. The reversal of 13064180 is 8146031.

It can be written as a sum of positive squares in 2 ways, for example, as 9461776 + 3602404 = 3076^2 + 1898^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13064189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326585 + ... + 326624.

It is an arithmetic number, because the mean of its divisors is an integer number (2286235).

Almost surely, 213064180 is an apocalyptic number.

13064180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13064180 is an abundant number, since it is smaller than the sum of its proper divisors (14370640).

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

13064180 is a wasteful number, since it uses less digits than its factorization.

13064180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653218 (or 653216 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 13064180 is about 3614.4404822877. The cubic root of 13064180 is about 235.5197790225.

The spelling of 13064180 in words is "thirteen million, sixty-four thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 653209 1306418 2612836 3266045 6532090 13064180