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6480079 = 29439509
BaseRepresentation
bin11000101110000011001111
3110012012222221
4120232003033
53124330304
6350520211
7106036234
oct30560317
913165887
106480079
113726641
122206067
13145b688
14c0978b
15880054
hex62e0cf

6480079 has 8 divisors (see below), whose sum is σ = 6732000. Its totient is φ = 6230112.

The previous prime is 6480053. The next prime is 6480107. The reversal of 6480079 is 9700846.

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

It is a cyclic number.

It is not a de Polignac number, because 6480079 - 221 = 4382927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6480049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12477 + ... + 12985.

It is an arithmetic number, because the mean of its divisors is an integer number (841500).

Almost surely, 26480079 is an apocalyptic number.

6480079 is a deficient number, since it is larger than the sum of its proper divisors (251921).

6480079 is a wasteful number, since it uses less digits than its factorization.

6480079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 6480079 is about 2545.5999292898. The cubic root of 6480079 is about 186.4347079818.

The spelling of 6480079 in words is "six million, four hundred eighty thousand, seventy-nine".

Divisors: 1 29 439 509 12731 14761 223451 6480079