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386681063 = 794894697
BaseRepresentation
bin10111000011000…
…100100011100111
3222221121102200212
4113003010203213
51242442243223
6102211530035
712403510016
oct2703044347
9887542625
10386681063
111892a922a
12a95b991b
136215a182
14394d8a7d
1523e32278
hex170c48e7

386681063 has 4 divisors (see below), whose sum is σ = 391575840. Its totient is φ = 381786288.

The previous prime is 386681047. The next prime is 386681077. The reversal of 386681063 is 360186683.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 386681063 - 24 = 386681047 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 386681063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (386681023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2447270 + ... + 2447427.

It is an arithmetic number, because the mean of its divisors is an integer number (97893960).

Almost surely, 2386681063 is an apocalyptic number.

386681063 is a deficient number, since it is larger than the sum of its proper divisors (4894777).

386681063 is an equidigital number, since it uses as much as digits as its factorization.

386681063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4894776.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 386681063 is about 19664.2076626545. The cubic root of 386681063 is about 728.5359178038.

The spelling of 386681063 in words is "three hundred eighty-six million, six hundred eighty-one thousand, sixty-three".

Divisors: 1 79 4894697 386681063