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13065100 = 2252130651
BaseRepresentation
bin110001110101…
…101110001100
3220120202221121
4301311232030
511321040400
61144010324
7216023446
oct61655614
926522847
1013065100
117414004
1244609a4
132925a39
141a41496
15123121a
hexc75b8c

13065100 has 18 divisors (see below), whose sum is σ = 28351484. Its totient is φ = 5226000.

The previous prime is 13065097. The next prime is 13065119. The reversal of 13065100 is 156031.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 65226 + ... + 65425.

Almost surely, 213065100 is an apocalyptic number.

13065100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13065100 is an abundant number, since it is smaller than the sum of its proper divisors (15286384).

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

13065100 is a wasteful number, since it uses less digits than its factorization.

13065100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130665 (or 130658 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 13065100 is about 3614.5677473247. The cubic root of 13065100 is about 235.5253074499.

The spelling of 13065100 in words is "thirteen million, sixty-five thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 130651 261302 522604 653255 1306510 2613020 3266275 6532550 13065100