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389461701 = 3129820567
BaseRepresentation
bin10111001101101…
…011011011000101
31000010211201000110
4113031223123011
51244200233301
6102351303233
712436240566
oct2715533305
91003751013
10389461701
1118a928382
12aa51ab19
13628c1a15
1439a2016d
15242d10d6
hex1736b6c5

389461701 has 4 divisors (see below), whose sum is σ = 519282272. Its totient is φ = 259641132.

The previous prime is 389461679. The next prime is 389461717. The reversal of 389461701 is 107164983.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 389461701 - 25 = 389461669 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 389461701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (389461781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64910281 + ... + 64910286.

It is an arithmetic number, because the mean of its divisors is an integer number (129820568).

Almost surely, 2389461701 is an apocalyptic number.

It is an amenable number.

389461701 is a deficient number, since it is larger than the sum of its proper divisors (129820571).

389461701 is a wasteful number, since it uses less digits than its factorization.

389461701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129820570.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 389461701 is about 19734.7840373286. The cubic root of 389461701 is about 730.2780582071.

The spelling of 389461701 in words is "three hundred eighty-nine million, four hundred sixty-one thousand, seven hundred one".

Divisors: 1 3 129820567 389461701