Search a number
-
+
6130405 = 53139551
BaseRepresentation
bin10111011000101011100101
3102112110100001
4113120223211
53032133110
6335221301
7103051621
oct27305345
912473301
106130405
113507956
122077831
131368478
14b58181
1581163a
hex5d8ae5

6130405 has 8 divisors (see below), whose sum is σ = 7593984. Its totient is φ = 4746000.

The previous prime is 6130393. The next prime is 6130427. The reversal of 6130405 is 5040316.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6130405 - 25 = 6130373 is a prime.

It is a Duffinian number.

6130405 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19621 + ... + 19930.

It is an arithmetic number, because the mean of its divisors is an integer number (949248).

Almost surely, 26130405 is an apocalyptic number.

It is an amenable number.

6130405 is a deficient number, since it is larger than the sum of its proper divisors (1463579).

6130405 is a wasteful number, since it uses less digits than its factorization.

6130405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39587.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 6130405 is about 2475.9654682568. The cubic root of 6130405 is about 183.0190888545.

The spelling of 6130405 in words is "six million, one hundred thirty thousand, four hundred five".

Divisors: 1 5 31 155 39551 197755 1226081 6130405