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389701 = 1331967
BaseRepresentation
bin1011111001001000101
3201210120101
41133021011
544432301
612204101
73212104
oct1371105
9653511
10389701
11246874
12169631
131084c0
14a203b
157a701
hex5f245

389701 has 8 divisors (see below), whose sum is σ = 433664. Its totient is φ = 347760.

The previous prime is 389699. The next prime is 389713. The reversal of 389701 is 107983.

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

It is a cyclic number.

It is not a de Polignac number, because 389701 - 21 = 389699 is a prime.

It is a Duffinian number.

389701 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 389701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (389761) 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, 81 + ... + 886.

It is an arithmetic number, because the mean of its divisors is an integer number (54208).

2389701 is an apocalyptic number.

389701 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

389701 is a deficient number, since it is larger than the sum of its proper divisors (43963).

389701 is a wasteful number, since it uses less digits than its factorization.

389701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 389701 is about 624.2603623489. The cubic root of 389701 is about 73.0427597113.

The spelling of 389701 in words is "three hundred eighty-nine thousand, seven hundred one".

Divisors: 1 13 31 403 967 12571 29977 389701