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13369180 = 2251167907
BaseRepresentation
bin110010111111…
…111101011100
3221011020001211
4302333331130
511410303210
61154314204
7221431126
oct62777534
927136054
1013369180
117601510
124588964
132a01276
141ac0216
15129138a
hexcbff5c

13369180 has 48 divisors (see below), whose sum is σ = 31118976. Its totient is φ = 4783680.

The previous prime is 13369151. The next prime is 13369183. The reversal of 13369180 is 8196331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13369183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14287 + ... + 15193.

It is an arithmetic number, because the mean of its divisors is an integer number (648312).

Almost surely, 213369180 is an apocalyptic number.

13369180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13369180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15559488).

13369180 is an abundant number, since it is smaller than the sum of its proper divisors (17749796).

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

13369180 is a wasteful number, since it uses less digits than its factorization.

13369180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994 (or 992 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 13369180 is about 3656.3889289844. The cubic root of 13369180 is about 237.3385347581.

The spelling of 13369180 in words is "thirteen million, three hundred sixty-nine thousand, one hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 67 110 134 220 268 335 670 737 907 1340 1474 1814 2948 3628 3685 4535 7370 9070 9977 14740 18140 19954 39908 49885 60769 99770 121538 199540 243076 303845 607690 668459 1215380 1336918 2673836 3342295 6684590 13369180