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13750902 = 23211371877
BaseRepresentation
bin110100011101…
…001001110110
3221212121200200
4310131021312
512010012102
61210421330
7224611044
oct64351166
927777620
1013750902
117842290
124731846
132b05c39
141b7d394
15131951c
hexd1d276

13750902 has 48 divisors (see below), whose sum is σ = 33398352. Its totient is φ = 4052160.

The previous prime is 13750873. The next prime is 13750907. The reversal of 13750902 is 20905731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13750907) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 6388 + ... + 8264.

It is an arithmetic number, because the mean of its divisors is an integer number (695799).

Almost surely, 213750902 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13750902, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16699176).

13750902 is an abundant number, since it is smaller than the sum of its proper divisors (19647450).

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

13750902 is a wasteful number, since it uses less digits than its factorization.

13750902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933 (or 1930 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 13750902 is about 3708.2208672084. The cubic root of 13750902 is about 239.5762313576.

The spelling of 13750902 in words is "thirteen million, seven hundred fifty thousand, nine hundred two".

Divisors: 1 2 3 6 9 11 18 22 33 37 66 74 99 111 198 222 333 407 666 814 1221 1877 2442 3663 3754 5631 7326 11262 16893 20647 33786 41294 61941 69449 123882 138898 185823 208347 371646 416694 625041 763939 1250082 1527878 2291817 4583634 6875451 13750902