[go: up one dir, main page]

Search a number
-
+
6393668103 = 321979358973
BaseRepresentation
bin1011111010001011…
…11010001000000111
3121111120210222210100
411331011322020013
5101043234334403
62534234255143
7314304165534
oct57505721007
917446728710
106393668103
112791071529
1212a52874b3
137ab801284
14449205d8b
1527649a2a3
hex17d17a207

6393668103 has 12 divisors (see below), whose sum is σ = 9239990760. Its totient is φ = 4260279696.

The previous prime is 6393668101. The next prime is 6393668111. The reversal of 6393668103 is 3018663936.

6393668103 is a `hidden beast` number, since 639 + 3 + 6 + 6 + 8 + 1 + 0 + 3 = 666.

It is not a de Polignac number, because 6393668103 - 21 = 6393668101 is a prime.

It is a super-2 number, since 2×63936681032 = 81757983622639237218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6393668101) 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 11 ways as a sum of consecutive naturals, for example, 161676 + ... + 197297.

It is an arithmetic number, because the mean of its divisors is an integer number (769999230).

Almost surely, 26393668103 is an apocalyptic number.

6393668103 is a deficient number, since it is larger than the sum of its proper divisors (2846322657).

6393668103 is a wasteful number, since it uses less digits than its factorization.

6393668103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360958 (or 360955 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The square root of 6393668103 is about 79960.4158505945. The cubic root of 6393668103 is about 1856.0230384413.

The spelling of 6393668103 in words is "six billion, three hundred ninety-three million, six hundred sixty-eight thousand, one hundred three".

Divisors: 1 3 9 1979 5937 17811 358973 1076919 3230757 710407567 2131222701 6393668103