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13967180 = 225698359
BaseRepresentation
bin110101010001…
…111101001100
3222021121100222
4311101331030
512033422210
61215210512
7226501433
oct65217514
928247328
1013967180
11797a827
124816a38
132b80506
141bd811a
15135d655
hexd51f4c

13967180 has 12 divisors (see below), whose sum is σ = 29331120. Its totient is φ = 5586864.

The previous prime is 13967153. The next prime is 13967197. The reversal of 13967180 is 8176931.

It is a self number, because there is not a number n which added to its sum of digits gives 13967180.

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 3 ways as a sum of consecutive naturals, for example, 349160 + ... + 349199.

It is an arithmetic number, because the mean of its divisors is an integer number (2444260).

Almost surely, 213967180 is an apocalyptic number.

13967180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13967180 is an abundant number, since it is smaller than the sum of its proper divisors (15363940).

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

13967180 is a wasteful number, since it uses less digits than its factorization.

13967180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698368 (or 698366 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 13967180 is about 3737.2690564100. The cubic root of 13967180 is about 240.8257436522.

The spelling of 13967180 in words is "thirteen million, nine hundred sixty-seven thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 698359 1396718 2793436 3491795 6983590 13967180