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38682386825 = 525926225347
BaseRepresentation
bin100100000001101001…
…100110000110001001
310200211211201212000112
4210001221212012021
51113210142334300
625434225444105
72536404601655
oct440151460611
9120754655015
1038682386825
1115450220835
1275b67a0635
1338560bb6b4
141c2d5c3a65
151015eb7e35
hex901a66189

38682386825 has 12 divisors (see below), whose sum is σ = 48779147280. Its totient is φ = 30421401360.

The previous prime is 38682386807. The next prime is 38682386851. The reversal of 38682386825 is 52868328683.

It is a happy number.

It is not a de Polignac number, because 38682386825 - 28 = 38682386569 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 13111199 + ... + 13114148.

It is an arithmetic number, because the mean of its divisors is an integer number (4064928940).

Almost surely, 238682386825 is an apocalyptic number.

It is an amenable number.

38682386825 is a deficient number, since it is larger than the sum of its proper divisors (10096760455).

38682386825 is a wasteful number, since it uses less digits than its factorization.

38682386825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26225416 (or 26225411 counting only the distinct ones).

The product of its digits is 26542080, while the sum is 59.

The spelling of 38682386825 in words is "thirty-eight billion, six hundred eighty-two million, three hundred eighty-six thousand, eight hundred twenty-five".

Divisors: 1 5 25 59 295 1475 26225347 131126735 655633675 1547295473 7736477365 38682386825