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380000083 = 577658579
BaseRepresentation
bin10110101001100…
…101011101010011
3222111001000010011
4112221211131103
51234240000313
6101412415351
712262642651
oct2651453523
9874030104
10380000083
11185555761
12a7317557
136095b228
1438679dd1
152356293d
hex16a65753

380000083 has 4 divisors (see below), whose sum is σ = 380659240. Its totient is φ = 379340928.

The previous prime is 380000059. The next prime is 380000087.

380000083 is nontrivially palindromic in base 10.

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 380000083 - 213 = 379991891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380000087) 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, 328713 + ... + 329866.

It is an arithmetic number, because the mean of its divisors is an integer number (95164810).

Almost surely, 2380000083 is an apocalyptic number.

380000083 is a deficient number, since it is larger than the sum of its proper divisors (659157).

380000083 is an equidigital number, since it uses as much as digits as its factorization.

380000083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659156.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 380000083 is about 19493.5908185229. The cubic root of 380000083 is about 724.3156970794.

It can be divided in two parts, 3800000 and 83, that added together give a palindrome (3800083).

The spelling of 380000083 in words is "three hundred eighty million, eighty-three", and thus it is an aban number.

Divisors: 1 577 658579 380000083