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379092793 = 2939128987
BaseRepresentation
bin10110100110000…
…111111100111001
3222102022220112211
4112212013330321
51234021432133
6101341135121
712252143542
oct2646077471
9872286484
10379092793
11184a96032
12a6b5a4a1
1360701281
14384c14c9
1523433bcd
hex16987f39

379092793 has 4 divisors (see below), whose sum is σ = 379224720. Its totient is φ = 378960868.

The previous prime is 379092757. The next prime is 379092827. The reversal of 379092793 is 397290973.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 397290973 = 820948397.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-379092793 is a prime.

It is a super-2 number, since 2×3790927932 = 287422691409081698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (379092193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61555 + ... + 67432.

It is an arithmetic number, because the mean of its divisors is an integer number (94806180).

Almost surely, 2379092793 is an apocalyptic number.

It is an amenable number.

379092793 is a deficient number, since it is larger than the sum of its proper divisors (131927).

379092793 is a wasteful number, since it uses less digits than its factorization.

379092793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131926.

The product of its (nonzero) digits is 642978, while the sum is 49.

The square root of 379092793 is about 19470.3054161973. The cubic root of 379092793 is about 723.7387778195.

The spelling of 379092793 in words is "three hundred seventy-nine million, ninety-two thousand, seven hundred ninety-three".

Divisors: 1 2939 128987 379092793