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38102892 = 22329310837
BaseRepresentation
bin1001000101011…
…0011101101100
32122200211100020
42101112131230
534223243032
63440402140
7641604102
oct221263554
978624306
1038102892
111a5652a3
1210916350
137b811b9
1450bbc72
153529b2c
hex245676c

38102892 has 24 divisors (see below), whose sum is σ = 89218416. Its totient is φ = 12656448.

The previous prime is 38102891. The next prime is 38102903. The reversal of 38102892 is 29820183.

38102892 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (38102891) 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 7 ways as a sum of consecutive naturals, for example, 1903 + ... + 8934.

It is an arithmetic number, because the mean of its divisors is an integer number (3717434).

Almost surely, 238102892 is an apocalyptic number.

It is an amenable number.

38102892 is an abundant number, since it is smaller than the sum of its proper divisors (51115524).

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

38102892 is a wasteful number, since it uses less digits than its factorization.

38102892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11137 (or 11135 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 38102892 is about 6172.7540044943. The cubic root of 38102892 is about 336.5007061430.

The spelling of 38102892 in words is "thirty-eight million, one hundred two thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 12 293 586 879 1172 1758 3516 10837 21674 32511 43348 65022 130044 3175241 6350482 9525723 12700964 19051446 38102892