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379382133 = 3139727747
BaseRepresentation
bin10110100111001…
…110100101110101
3222102212121110010
4112213032211311
51234110212013
6101351250433
712254460234
oct2647164565
9872777403
10379382133
11185173459
12a7079a19
13607a2b90
1438558b1b
152348e7c3
hex169ce975

379382133 has 8 divisors (see below), whose sum is σ = 544753888. Its totient is φ = 233465904.

The previous prime is 379382117. The next prime is 379382137. The reversal of 379382133 is 331283973.

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

It is not a de Polignac number, because 379382133 - 24 = 379382117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 9727747 = 379382133 / (3 + 7 + 9 + 3 + 8 + 2 + 1 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 379382091 and 379382100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379382137) 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 7 ways as a sum of consecutive naturals, for example, 4863835 + ... + 4863912.

It is an arithmetic number, because the mean of its divisors is an integer number (68094236).

Almost surely, 2379382133 is an apocalyptic number.

It is an amenable number.

379382133 is a deficient number, since it is larger than the sum of its proper divisors (165371755).

379382133 is a wasteful number, since it uses less digits than its factorization.

379382133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9727763.

The product of its digits is 81648, while the sum is 39.

The square root of 379382133 is about 19477.7342881558. The cubic root of 379382133 is about 723.9228605634.

The spelling of 379382133 in words is "three hundred seventy-nine million, three hundred eighty-two thousand, one hundred thirty-three".

Divisors: 1 3 13 39 9727747 29183241 126460711 379382133