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379522193 = 715345383
BaseRepresentation
bin10110100111110…
…000110010010001
3222110010201120112
4112213300302101
51234124202233
6101354251105
712255612461
oct2647606221
9873121515
10379522193
11185259706
12a7126a95
136082185b
1438593ba1
15234bb048
hex169f0c91

379522193 has 4 divisors (see below), whose sum is σ = 384867648. Its totient is φ = 374176740.

The previous prime is 379522183. The next prime is 379522211. The reversal of 379522193 is 391225973.

It is a happy number.

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: 391225973 = 2011194543.

It is a cyclic number.

It is not a de Polignac number, because 379522193 - 210 = 379521169 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 379522193.

It is not an unprimeable number, because it can be changed into a prime (379522123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2672621 + ... + 2672762.

It is an arithmetic number, because the mean of its divisors is an integer number (96216912).

Almost surely, 2379522193 is an apocalyptic number.

It is an amenable number.

379522193 is a deficient number, since it is larger than the sum of its proper divisors (5345455).

379522193 is an equidigital number, since it uses as much as digits as its factorization.

379522193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5345454.

The product of its digits is 102060, while the sum is 41.

The square root of 379522193 is about 19481.3293437589. The cubic root of 379522193 is about 724.0119353618.

The spelling of 379522193 in words is "three hundred seventy-nine million, five hundred twenty-two thousand, one hundred ninety-three".

Divisors: 1 71 5345383 379522193