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13369340 = 2254011667
BaseRepresentation
bin110010111111…
…111111111100
3221011020021202
4302333333330
511410304330
61154315032
7221431445
oct62777774
927136252
1013369340
117601646
124588a78
132a0136a
141ac02cc
151291445
hexcbfffc

13369340 has 24 divisors (see below), whose sum is σ = 28162512. Its totient is φ = 5331200.

The previous prime is 13369333. The next prime is 13369399. The reversal of 13369340 is 4396331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7187 + ... + 8853.

It is an arithmetic number, because the mean of its divisors is an integer number (1173438).

Almost surely, 213369340 is an apocalyptic number.

13369340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13369340 is an abundant number, since it is smaller than the sum of its proper divisors (14793172).

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

13369340 is a wasteful number, since it uses less digits than its factorization.

13369340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077 (or 2075 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 13369340 is about 3656.4108084295. The cubic root of 13369340 is about 237.3394815630.

The spelling of 13369340 in words is "thirteen million, three hundred sixty-nine thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 401 802 1604 1667 2005 3334 4010 6668 8020 8335 16670 33340 668467 1336934 2673868 3342335 6684670 13369340