Search a number
-
+
6390796201 = 6479877583
BaseRepresentation
bin1011111001110101…
…11100111110101001
3121111101102002021121
411330322330332221
5101042020434301
62534052535241
7314240604616
oct57472747651
917441362247
106390796201
11278a48a859
1212a4321521
137ab03701a
14448a9950d
152760ce3a1
hex17cebcfa9

6390796201 has 4 divisors (see below), whose sum is σ = 6400674432. Its totient is φ = 6380917972.

The previous prime is 6390796199. The next prime is 6390796241. The reversal of 6390796201 is 1026970936.

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 a cyclic number.

It is not a de Polignac number, because 6390796201 - 21 = 6390796199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6390796241) 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, 4938145 + ... + 4939438.

It is an arithmetic number, because the mean of its divisors is an integer number (1600168608).

Almost surely, 26390796201 is an apocalyptic number.

It is an amenable number.

6390796201 is a deficient number, since it is larger than the sum of its proper divisors (9878231).

6390796201 is an equidigital number, since it uses as much as digits as its factorization.

6390796201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9878230.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 6390796201 is about 79942.4555602341. The cubic root of 6390796201 is about 1855.7451012448.

The spelling of 6390796201 in words is "six billion, three hundred ninety million, seven hundred ninety-six thousand, two hundred one".

Divisors: 1 647 9877583 6390796201