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38126125 = 53319839
BaseRepresentation
bin1001000101110…
…0001000101101
32122202000012201
42101130020231
534230014000
63441101501
7642031612
oct221341055
978660181
1038126125
111a5807a4
1210927891
137b8b94b
1450c6509
15353196a
hex245c22d

38126125 has 16 divisors (see below), whose sum is σ = 49121280. Its totient is φ = 29514000.

The previous prime is 38126119. The next prime is 38126161. The reversal of 38126125 is 52162183.

It is not a de Polignac number, because 38126125 - 23 = 38126117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38126093 and 38126102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1045 + ... + 8794.

It is an arithmetic number, because the mean of its divisors is an integer number (3070080).

Almost surely, 238126125 is an apocalyptic number.

It is an amenable number.

38126125 is a deficient number, since it is larger than the sum of its proper divisors (10995155).

38126125 is an equidigital number, since it uses as much as digits as its factorization.

38126125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9885 (or 9875 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 38126125 is about 6174.6356167793. The cubic root of 38126125 is about 336.5690853137.

The spelling of 38126125 in words is "thirty-eight million, one hundred twenty-six thousand, one hundred twenty-five".

Divisors: 1 5 25 31 125 155 775 3875 9839 49195 245975 305009 1229875 1525045 7625225 38126125