[go: up one dir, main page]

Search a number
-
+
6474489 = 37308309
BaseRepresentation
bin11000101100101011111001
3110011221022220
4120230223321
53124140424
6350434253
7106014030
oct30545371
913157286
106474489
11372241a
122202989
131458c78
14c07717
1587d579
hex62caf9

6474489 has 8 divisors (see below), whose sum is σ = 9865920. Its totient is φ = 3699696.

The previous prime is 6474487. The next prime is 6474493. The reversal of 6474489 is 9844746.

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

It is not a de Polignac number, because 6474489 - 21 = 6474487 is a prime.

It is a super-2 number, since 2×64744892 = 83838015622242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6474489.

It is not an unprimeable number, because it can be changed into a prime (6474487) by changing a digit.

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, 154134 + ... + 154175.

It is an arithmetic number, because the mean of its divisors is an integer number (1233240).

Almost surely, 26474489 is an apocalyptic number.

It is an amenable number.

6474489 is a deficient number, since it is larger than the sum of its proper divisors (3391431).

6474489 is a wasteful number, since it uses less digits than its factorization.

6474489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308319.

The product of its digits is 193536, while the sum is 42.

The square root of 6474489 is about 2544.5017193942. The cubic root of 6474489 is about 186.3810836441.

The spelling of 6474489 in words is "six million, four hundred seventy-four thousand, four hundred eighty-nine".

Divisors: 1 3 7 21 308309 924927 2158163 6474489