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379485 = 345937
BaseRepresentation
bin1011100101001011101
3201021120000
41130221131
544120420
612044513
73140241
oct1345135
9637500
10379485
1123a127
12163739
13103962
149c421
1577690
hex5ca5d

379485 has 20 divisors (see below), whose sum is σ = 680988. Its totient is φ = 202176.

The previous prime is 379459. The next prime is 379499. The reversal of 379485 is 584973.

It can be written as a sum of positive squares in 2 ways, for example, as 68121 + 311364 = 261^2 + 558^2 .

It is not a de Polignac number, because 379485 - 216 = 313949 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

Its product of digits (30240) is a multiple of the sum of its prime divisors (945).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 64 + ... + 873.

2379485 is an apocalyptic number.

It is an amenable number.

379485 is a deficient number, since it is larger than the sum of its proper divisors (301503).

379485 is an equidigital number, since it uses as much as digits as its factorization.

379485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954 (or 945 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 379485 is about 616.0235385113. The cubic root of 379485 is about 72.3988283644.

The spelling of 379485 in words is "three hundred seventy-nine thousand, four hundred eighty-five".

Divisors: 1 3 5 9 15 27 45 81 135 405 937 2811 4685 8433 14055 25299 42165 75897 126495 379485