Search a number
-
+
372485307 = 3435235521
BaseRepresentation
bin10110001100111…
…010110010111011
3221221220012210010
4112030322302323
51230324012212
6100543353003
712142033665
oct2614726273
9857805703
10372485307
111812927a7
12a48b2763
135c22990c
1437681535
1522a7b03c
hex1633acbb

372485307 has 16 divisors (see below), whose sum is σ = 509260928. Its totient is φ = 242040960.

The previous prime is 372485261. The next prime is 372485339. The reversal of 372485307 is 703584273.

It is not a de Polignac number, because 372485307 - 28 = 372485051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (372485507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64707 + ... + 70227.

It is an arithmetic number, because the mean of its divisors is an integer number (31828808).

Almost surely, 2372485307 is an apocalyptic number.

372485307 is a deficient number, since it is larger than the sum of its proper divisors (136775621).

372485307 is a wasteful number, since it uses less digits than its factorization.

372485307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6090.

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 372485307 is about 19299.8784193062. The cubic root of 372485307 is about 719.5092508457.

The spelling of 372485307 in words is "three hundred seventy-two million, four hundred eighty-five thousand, three hundred seven".

Divisors: 1 3 43 129 523 1569 5521 16563 22489 67467 237403 712209 2887483 8662449 124161769 372485307