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379138 = 21631163
BaseRepresentation
bin1011100100100000010
3201021002011
41130210002
544113023
612043134
73136234
oct1344402
9637064
10379138
11239941
121634aa
13103756
149c254
157750d
hex5c902

379138 has 8 divisors (see below), whose sum is σ = 572688. Its totient is φ = 188244.

The previous prime is 379133. The next prime is 379147. The reversal of 379138 is 831973.

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

It is not an unprimeable number, because it can be changed into a prime (379133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256 + ... + 907.

It is an arithmetic number, because the mean of its divisors is an integer number (71586).

2379138 is an apocalyptic number.

379138 is a deficient number, since it is larger than the sum of its proper divisors (193550).

379138 is a wasteful number, since it uses less digits than its factorization.

379138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328.

The product of its digits is 4536, while the sum is 31.

The square root of 379138 is about 615.7418290160. The cubic root of 379138 is about 72.3767545410.

The spelling of 379138 in words is "three hundred seventy-nine thousand, one hundred thirty-eight".

Divisors: 1 2 163 326 1163 2326 189569 379138