Search a number
-
+
389614 = 21910253
BaseRepresentation
bin1011111000111101110
3201210110011
41133013232
544431424
612203434
73211621
oct1370756
9653404
10389614
112467a5
1216957a
13108454
14a1db8
157a694
hex5f1ee

389614 has 8 divisors (see below), whose sum is σ = 615240. Its totient is φ = 184536.

The previous prime is 389591. The next prime is 389621. The reversal of 389614 is 416983.

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

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5089 + ... + 5164.

It is an arithmetic number, because the mean of its divisors is an integer number (76905).

2389614 is an apocalyptic number.

389614 is a deficient number, since it is larger than the sum of its proper divisors (225626).

389614 is a wasteful number, since it uses less digits than its factorization.

389614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10274.

The product of its digits is 5184, while the sum is 31.

The square root of 389614 is about 624.1906759957. The cubic root of 389614 is about 73.0373237548.

The spelling of 389614 in words is "three hundred eighty-nine thousand, six hundred fourteen".

Divisors: 1 2 19 38 10253 20506 194807 389614