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380485179 = 32191389569
BaseRepresentation
bin10110101011011…
…011111000111011
3222111221122112200
4112223123320323
51234401011204
6101431041243
712300033144
oct2653337073
9874848480
10380485179
11185857168
12a7510223
1360a9ac79
1438764acb
152360b539
hex16adbe3b

380485179 has 24 divisors (see below), whose sum is σ = 554860800. Its totient is φ = 251237760.

The previous prime is 380485151. The next prime is 380485181. The reversal of 380485179 is 971584083.

It is not a de Polignac number, because 380485179 - 212 = 380481083 is a prime.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (380485139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 668407 + ... + 668975.

It is an arithmetic number, because the mean of its divisors is an integer number (23119200).

Almost surely, 2380485179 is an apocalyptic number.

380485179 is a deficient number, since it is larger than the sum of its proper divisors (174375621).

380485179 is a wasteful number, since it uses less digits than its factorization.

380485179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155 (or 1152 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 380485179 is about 19506.0292986553. The cubic root of 380485179 is about 724.6237788021.

The spelling of 380485179 in words is "three hundred eighty million, four hundred eighty-five thousand, one hundred seventy-nine".

Divisors: 1 3 9 191 389 569 573 1167 1707 1719 3501 5121 74299 108679 221341 222897 326037 664023 668691 978111 1992069 42276131 126828393 380485179