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13164980 = 2254191571
BaseRepresentation
bin110010001110…
…000110110100
3220202211221212
4302032012310
511332234410
61150100552
7216620603
oct62160664
926684855
1013164980
117482054
1244aa758
13295c33a
141a69a3a
151250b05
hexc8e1b4

13164980 has 24 divisors (see below), whose sum is σ = 27730080. Its totient is φ = 5250080.

The previous prime is 13164973. The next prime is 13164989. The reversal of 13164980 is 8946131.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13164989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7595 + ... + 9165.

It is an arithmetic number, because the mean of its divisors is an integer number (1155420).

Almost surely, 213164980 is an apocalyptic number.

13164980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13164980 is an abundant number, since it is smaller than the sum of its proper divisors (14565100).

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

13164980 is a wasteful number, since it uses less digits than its factorization.

13164980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1999 (or 1997 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 13164980 is about 3628.3577552386. The cubic root of 13164980 is about 236.1239653235.

The spelling of 13164980 in words is "thirteen million, one hundred sixty-four thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 419 838 1571 1676 2095 3142 4190 6284 7855 8380 15710 31420 658249 1316498 2632996 3291245 6582490 13164980