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379308031 = 4335324989
BaseRepresentation
bin10110100110111…
…100011111111111
3222102201211210121
4112212330133333
51234100324111
6101345515411
712254031214
oct2646743777
9872654717
10379308031
11185122813
12a7042b67
136077822b
1438539b0b
1523477871
hex169bc7ff

379308031 has 8 divisors (see below), whose sum is σ = 389244240. Its totient is φ = 369422592.

The previous prime is 379307987. The next prime is 379308037. The reversal of 379308031 is 130803973.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 379308031 - 215 = 379275263 is a prime.

It is a super-2 number, since 2×3793080312 = 287749164762193922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379308037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2685 + ... + 27673.

It is an arithmetic number, because the mean of its divisors is an integer number (48655530).

Almost surely, 2379308031 is an apocalyptic number.

379308031 is a deficient number, since it is larger than the sum of its proper divisors (9936209).

379308031 is a wasteful number, since it uses less digits than its factorization.

379308031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25385.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 379308031 is about 19475.8319719595. The cubic root of 379308031 is about 723.8757246019.

The spelling of 379308031 in words is "three hundred seventy-nine million, three hundred eight thousand, thirty-one".

Divisors: 1 43 353 15179 24989 1074527 8821117 379308031