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13745908 = 2211312407
BaseRepresentation
bin110100011011…
…111011110100
3221212100211201
4310123323310
512004332113
61210342244
7224560351
oct64337364
927770751
1013745908
117839560
12472a984
132b03897
141b7b628
151317cdd
hexd1bef4

13745908 has 12 divisors (see below), whose sum is σ = 26242272. Its totient is φ = 6248120.

The previous prime is 13745903. The next prime is 13745929. The reversal of 13745908 is 80954731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13745903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156160 + ... + 156247.

It is an arithmetic number, because the mean of its divisors is an integer number (2186856).

Almost surely, 213745908 is an apocalyptic number.

It is an amenable number.

13745908 is a deficient number, since it is larger than the sum of its proper divisors (12496364).

13745908 is a wasteful number, since it uses less digits than its factorization.

13745908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312422 (or 312420 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 13745908 is about 3707.5474373230. The cubic root of 13745908 is about 239.5472250527.

The spelling of 13745908 in words is "thirteen million, seven hundred forty-five thousand, nine hundred eight".

Divisors: 1 2 4 11 22 44 312407 624814 1249628 3436477 6872954 13745908