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379248839 = 10113812719
BaseRepresentation
bin10110100110101…
…110000011000111
3222102121211121022
4112212232003013
51234041430324
6101344341355
712253363514
oct2646560307
9872554538
10379248839
111850922a2
12a701485b
13607572c8
143852230b
152346505e
hex169ae0c7

379248839 has 8 divisors (see below), whose sum is σ = 383422080. Its totient is φ = 375084000.

The previous prime is 379248833. The next prime is 379248841. The reversal of 379248839 is 938842973.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-379248839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379248833) 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, 138122 + ... + 140840.

It is an arithmetic number, because the mean of its divisors is an integer number (47927760).

Almost surely, 2379248839 is an apocalyptic number.

379248839 is a deficient number, since it is larger than the sum of its proper divisors (4173241).

379248839 is a wasteful number, since it uses less digits than its factorization.

379248839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4201.

The product of its digits is 2612736, while the sum is 53.

The square root of 379248839 is about 19474.3122856752. The cubic root of 379248839 is about 723.8380684162.

The spelling of 379248839 in words is "three hundred seventy-nine million, two hundred forty-eight thousand, eight hundred thirty-nine".

Divisors: 1 101 1381 2719 139481 274619 3754939 379248839