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13064620 = 2253132087
BaseRepresentation
bin110001110101…
…100110101100
3220120202021211
4301311212230
511321031440
61144004204
7216022162
oct61654654
926522254
1013064620
117413708
124460664
13292575a
141a41232
151230eea
hexc759ac

13064620 has 24 divisors (see below), whose sum is σ = 27536544. Its totient is φ = 5206656.

The previous prime is 13064567. The next prime is 13064627. The reversal of 13064620 is 2646031.

It is a junction number, because it is equal to n+sod(n) for n = 13064591 and 13064600.

It is not an unprimeable number, because it can be changed into a prime (13064627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5217 + ... + 7303.

It is an arithmetic number, because the mean of its divisors is an integer number (1147356).

Almost surely, 213064620 is an apocalyptic number.

13064620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13064620 is an abundant number, since it is smaller than the sum of its proper divisors (14471924).

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

13064620 is a wasteful number, since it uses less digits than its factorization.

13064620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2409 (or 2407 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 13064620 is about 3614.5013487340. The cubic root of 13064620 is about 235.5224230854.

The spelling of 13064620 in words is "thirteen million, sixty-four thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 313 626 1252 1565 2087 3130 4174 6260 8348 10435 20870 41740 653231 1306462 2612924 3266155 6532310 13064620