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379720793 = 10911330829
BaseRepresentation
bin10110101000100…
…001010001011001
3222110111211000002
4112220201101121
51234202031133
6101402422345
712260400464
oct2650412131
9873454002
10379720793
11185384941
12a72019b5
136089107a
14386062db
1523509ce8
hex16a21459

379720793 has 8 divisors (see below), whose sum is σ = 386608200. Its totient is φ = 372895488.

The previous prime is 379720787. The next prime is 379720801. The reversal of 379720793 is 397027973.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 54567769 + 325153024 = 7387^2 + 18032^2 .

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 379720793 - 216 = 379655257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (379720703) 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, 3098 + ... + 27731.

It is an arithmetic number, because the mean of its divisors is an integer number (48326025).

Almost surely, 2379720793 is an apocalyptic number.

It is an amenable number.

379720793 is a deficient number, since it is larger than the sum of its proper divisors (6887407).

379720793 is a wasteful number, since it uses less digits than its factorization.

379720793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31051.

The product of its (nonzero) digits is 500094, while the sum is 47.

The square root of 379720793 is about 19486.4258652017. The cubic root of 379720793 is about 724.1382026344.

The spelling of 379720793 in words is "three hundred seventy-nine million, seven hundred twenty thousand, seven hundred ninety-three".

Divisors: 1 109 113 12317 30829 3360361 3483677 379720793