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38102125 = 531961263
BaseRepresentation
bin1001000101011…
…0010001101101
32122200210021211
42101112101231
534223232000
63440354421
7641601625
oct221262155
978623254
1038102125
111a564766
1210915a11
137b80a49
1450bb885
1535297ba
hex245646d

38102125 has 32 divisors (see below), whose sum is σ = 51068160. Its totient is φ = 28296000.

The previous prime is 38102093. The next prime is 38102153. The reversal of 38102125 is 52120183.

It is not a de Polignac number, because 38102125 - 25 = 38102093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38102096 and 38102105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144744 + ... + 145006.

It is an arithmetic number, because the mean of its divisors is an integer number (1595880).

Almost surely, 238102125 is an apocalyptic number.

It is an amenable number.

38102125 is a deficient number, since it is larger than the sum of its proper divisors (12966035).

38102125 is a wasteful number, since it uses less digits than its factorization.

38102125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 38102125 is about 6172.6918763211. The cubic root of 38102125 is about 336.4984482412.

The spelling of 38102125 in words is "thirty-eight million, one hundred two thousand, one hundred twenty-five".

Divisors: 1 5 19 25 61 95 125 263 305 475 1159 1315 1525 2375 4997 5795 6575 7625 16043 24985 28975 32875 80215 124925 144875 304817 401075 624625 1524085 2005375 7620425 38102125