Search a number
-
+
39372125 = 531324229
BaseRepresentation
bin1001011000110…
…0010101011101
32202002022101212
42112030111131
540034402000
63523514205
7655441352
oct226142535
982068355
1039372125
1120251951
1211228965
138206b20
14532c629
1536cac35
hex258c55d

39372125 has 16 divisors (see below), whose sum is σ = 52918320. Its totient is φ = 29073600.

The previous prime is 39372121. The next prime is 39372149. The reversal of 39372125 is 52127393.

39372125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 28751044 + 10621081 = 5362^2 + 3259^2 .

It is not a de Polignac number, because 39372125 - 22 = 39372121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39372091 and 39372100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39372121) 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 15 ways as a sum of consecutive naturals, for example, 10490 + ... + 13739.

It is an arithmetic number, because the mean of its divisors is an integer number (3307395).

Almost surely, 239372125 is an apocalyptic number.

It is an amenable number.

39372125 is a deficient number, since it is larger than the sum of its proper divisors (13546195).

39372125 is a wasteful number, since it uses less digits than its factorization.

39372125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24257 (or 24247 counting only the distinct ones).

The product of its digits is 11340, while the sum is 32.

The square root of 39372125 is about 6274.7211093402. The cubic root of 39372125 is about 340.1963254840.

The spelling of 39372125 in words is "thirty-nine million, three hundred seventy-two thousand, one hundred twenty-five".

Divisors: 1 5 13 25 65 125 325 1625 24229 121145 314977 605725 1574885 3028625 7874425 39372125