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7682285 = 513118189
BaseRepresentation
bin11101010011100011101101
3112110022010002
4131103203231
53431313120
6432354045
7122204222
oct35234355
915408102
107682285
1143778a6
1226a5925
13178c940
14103d949
15a1b375
hex7538ed

7682285 has 8 divisors (see below), whose sum is σ = 9927960. Its totient is φ = 5673024.

The previous prime is 7682281. The next prime is 7682309. The reversal of 7682285 is 5822867.

It can be written as a sum of positive squares in 4 ways, for example, as 1261129 + 6421156 = 1123^2 + 2534^2 .

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 7682285 - 22 = 7682281 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7682281) 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, 59030 + ... + 59159.

It is an arithmetic number, because the mean of its divisors is an integer number (1240995).

Almost surely, 27682285 is an apocalyptic number.

It is an amenable number.

7682285 is a deficient number, since it is larger than the sum of its proper divisors (2245675).

7682285 is a wasteful number, since it uses less digits than its factorization.

7682285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118207.

The product of its digits is 53760, while the sum is 38.

The square root of 7682285 is about 2771.6935256265. The cubic root of 7682285 is about 197.3165310013.

The spelling of 7682285 in words is "seven million, six hundred eighty-two thousand, two hundred eighty-five".

Divisors: 1 5 13 65 118189 590945 1536457 7682285