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379006761 = 3718047941
BaseRepresentation
bin10110100101110…
…010111100101001
3222102011112112110
4112211302330221
51234011204021
6101335232533
712251334660
oct2645627451
9872145473
10379006761
11184a37431
12a6b18749
13606a1073
143849bdd7
1523418476
hex16972f29

379006761 has 8 divisors (see below), whose sum is σ = 577534144. Its totient is φ = 216575280.

The previous prime is 379006759. The next prime is 379006807. The reversal of 379006761 is 167600973.

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

It is not a de Polignac number, because 379006761 - 21 = 379006759 is a prime.

It is a super-2 number, since 2×3790067612 = 287292249767422242, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (379006741) 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, 9023950 + ... + 9023991.

It is an arithmetic number, because the mean of its divisors is an integer number (72191768).

Almost surely, 2379006761 is an apocalyptic number.

It is an amenable number.

379006761 is a deficient number, since it is larger than the sum of its proper divisors (198527383).

379006761 is a wasteful number, since it uses less digits than its factorization.

379006761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18047951.

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 379006761 is about 19468.0959777786. The cubic root of 379006761 is about 723.6840248176.

The spelling of 379006761 in words is "three hundred seventy-nine million, six thousand, seven hundred sixty-one".

Divisors: 1 3 7 21 18047941 54143823 126335587 379006761