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379381133 = 478539463
BaseRepresentation
bin10110100111001…
…110010110001101
3222102212120002002
4112213032112031
51234110144013
6101351242045
712254454305
oct2647162615
9872776062
10379381133
1118517272a
12a7079325
13607a25a1
1438558605
152348e358
hex169ce58d

379381133 has 8 divisors (see below), whose sum is σ = 387948288. Its totient is φ = 370834704.

The previous prime is 379381127. The next prime is 379381141. The reversal of 379381133 is 331183973.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-379381133 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379381153) 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, 35360 + ... + 44822.

It is an arithmetic number, because the mean of its divisors is an integer number (48493536).

Almost surely, 2379381133 is an apocalyptic number.

It is an amenable number.

379381133 is a deficient number, since it is larger than the sum of its proper divisors (8567155).

379381133 is an equidigital number, since it uses as much as digits as its factorization.

379381133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10363.

The product of its digits is 40824, while the sum is 38.

The square root of 379381133 is about 19477.7086178020. The cubic root of 379381133 is about 723.9222245086.

The spelling of 379381133 in words is "three hundred seventy-nine million, three hundred eighty-one thousand, one hundred thirty-three".

Divisors: 1 47 853 9463 40091 444761 8071939 379381133