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6475985 = 51319887
BaseRepresentation
bin11000101101000011010001
3110012000101022
4120231003101
53124212420
6350445225
7106021265
oct30550321
913160338
106475985
11372355a
122203815
131459859
14c080a5
1587dc25
hex62d0d1

6475985 has 8 divisors (see below), whose sum is σ = 7831296. Its totient is φ = 5140720.

The previous prime is 6475969. The next prime is 6476003. The reversal of 6475985 is 5895746.

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

It is not a de Polignac number, because 6475985 - 24 = 6475969 is a prime.

It is a super-3 number, since 3×64759853 (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4289 + ... + 5598.

It is an arithmetic number, because the mean of its divisors is an integer number (978912).

Almost surely, 26475985 is an apocalyptic number.

It is an amenable number.

6475985 is a deficient number, since it is larger than the sum of its proper divisors (1355311).

6475985 is a wasteful number, since it uses less digits than its factorization.

6475985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10023.

The product of its digits is 302400, while the sum is 44.

The square root of 6475985 is about 2544.7956695971. The cubic root of 6475985 is about 186.3954376535.

The spelling of 6475985 in words is "six million, four hundred seventy-five thousand, nine hundred eighty-five".

Divisors: 1 5 131 655 9887 49435 1295197 6475985