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380512223 = 71310739079
BaseRepresentation
bin10110101011100…
…010011111011111
3222112000000122022
4112223202133133
51234402342343
6101431410355
712300205040
oct2653423737
9875000568
10380512223
11185875513
12a75239bb
1360aaa380
14387708c7
1523614568
hex16ae27df

380512223 has 16 divisors (see below), whose sum is σ = 472711680. Its totient is φ = 298243296.

The previous prime is 380512213. The next prime is 380512243. The reversal of 380512223 is 322215083.

It is not a de Polignac number, because 380512223 - 210 = 380511199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 380512192 and 380512201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380512213) 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 15 ways as a sum of consecutive naturals, for example, 9803 + ... + 29276.

It is an arithmetic number, because the mean of its divisors is an integer number (29544480).

Almost surely, 2380512223 is an apocalyptic number.

380512223 is a deficient number, since it is larger than the sum of its proper divisors (92199457).

380512223 is a wasteful number, since it uses less digits than its factorization.

380512223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39206.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 380512223 is about 19506.7225078946. The cubic root of 380512223 is about 724.6409465853.

The spelling of 380512223 in words is "three hundred eighty million, five hundred twelve thousand, two hundred twenty-three".

Divisors: 1 7 13 91 107 749 1391 9737 39079 273553 508027 3556189 4181453 29270171 54358889 380512223