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380245683 = 3237177617
BaseRepresentation
bin10110101010100…
…001011010110011
3222111111111000110
4112222201122303
51234320330213
6101421552403
712265014666
oct2652413263
9874444013
10380245683
11185703234
12a7415703
1360a15c5c
14387016dd
15235b05c3
hex16aa16b3

380245683 has 16 divisors (see below), whose sum is σ = 536495616. Its totient is φ = 239057280.

The previous prime is 380245669. The next prime is 380245693. The reversal of 380245683 is 386542083.

It is not a de Polignac number, because 380245683 - 24 = 380245667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (380245643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33910 + ... + 43707.

It is an arithmetic number, because the mean of its divisors is an integer number (33530976).

Almost surely, 2380245683 is an apocalyptic number.

380245683 is a deficient number, since it is larger than the sum of its proper divisors (156249933).

380245683 is a wasteful number, since it uses less digits than its factorization.

380245683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77714.

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 380245683 is about 19499.8893073781. The cubic root of 380245683 is about 724.4717089964.

The spelling of 380245683 in words is "three hundred eighty million, two hundred forty-five thousand, six hundred eighty-three".

Divisors: 1 3 23 69 71 213 1633 4899 77617 232851 1785191 5355573 5510807 16532421 126748561 380245683