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6460423201 = 20249319049
BaseRepresentation
bin1100000010001001…
…00011110000100001
3121200020102111120101
412001010203300201
5101212332020301
62545021142401
7316044456031
oct60104436041
917606374511
106460423201
112815816631
1213036baa01
137bc5a4b2b
144540218c1
1527c284701
hex181123c21

6460423201 has 4 divisors (see below), whose sum is σ = 6460762500. Its totient is φ = 6460083904.

The previous prime is 6460423199. The next prime is 6460423213. The reversal of 6460423201 is 1023240646.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1023240646 = 2511620323.

It can be written as a sum of positive squares in 2 ways, for example, as 2361862801 + 4098560400 = 48599^2 + 64020^2 .

It is a cyclic number.

It is not a de Polignac number, because 6460423201 - 21 = 6460423199 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 6460423201.

It is not an unprimeable number, because it can be changed into a prime (6460423271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139276 + ... + 179773.

It is an arithmetic number, because the mean of its divisors is an integer number (1615190625).

Almost surely, 26460423201 is an apocalyptic number.

It is an amenable number.

6460423201 is a deficient number, since it is larger than the sum of its proper divisors (339299).

6460423201 is a wasteful number, since it uses less digits than its factorization.

6460423201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339298.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 6460423201 is about 80376.7578408087. The cubic root of 6460423201 is about 1862.4601508883.

Adding to 6460423201 its reverse (1023240646), we get a palindrome (7483663847).

The spelling of 6460423201 in words is "six billion, four hundred sixty million, four hundred twenty-three thousand, two hundred one".

Divisors: 1 20249 319049 6460423201