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380358685 = 5731350561
BaseRepresentation
bin10110101010111…
…101000000011101
3222111201020000201
4112222331000131
51234332434220
6101424223501
712265665310
oct2652750035
9874636021
10380358685
11185780123
12a746ab91
1360a55515
1438730977
15235d3d0a
hex16abd01d

380358685 has 16 divisors (see below), whose sum is σ = 538463232. Its totient is φ = 252403200.

The previous prime is 380358679. The next prime is 380358743. The reversal of 380358685 is 586853083.

It is not a de Polignac number, because 380358685 - 211 = 380356637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174196 + ... + 176365.

It is an arithmetic number, because the mean of its divisors is an integer number (33653952).

Almost surely, 2380358685 is an apocalyptic number.

380358685 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

380358685 is a deficient number, since it is larger than the sum of its proper divisors (158104547).

380358685 is a wasteful number, since it uses less digits than its factorization.

380358685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350604.

The product of its (nonzero) digits is 691200, while the sum is 46.

The square root of 380358685 is about 19502.7865957663. The cubic root of 380358685 is about 724.5434684292.

The spelling of 380358685 in words is "three hundred eighty million, three hundred fifty-eight thousand, six hundred eighty-five".

Divisors: 1 5 7 31 35 155 217 1085 350561 1752805 2453927 10867391 12269635 54336955 76071737 380358685