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7663485 = 352397229
BaseRepresentation
bin11101001110111101111101
3112102100022210
4131032331331
53430212420
6432131033
7122065344
oct35167575
915370283
107663485
114364765
122696a79
13178420b
141036b5b
15a159e0
hex74ef7d

7663485 has 32 divisors (see below), whose sum is σ = 12983040. Its totient is φ = 3852288.

The previous prime is 7663471. The next prime is 7663489. The reversal of 7663485 is 5843667.

7663485 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7663485 - 26 = 7663421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7663489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33351 + ... + 33579.

It is an arithmetic number, because the mean of its divisors is an integer number (405720).

Almost surely, 27663485 is an apocalyptic number.

It is an amenable number.

7663485 is a deficient number, since it is larger than the sum of its proper divisors (5319555).

7663485 is a wasteful number, since it uses less digits than its factorization.

7663485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357.

The product of its digits is 120960, while the sum is 39.

The square root of 7663485 is about 2768.3000198678. The cubic root of 7663485 is about 197.1554426058.

The spelling of 7663485 in words is "seven million, six hundred sixty-three thousand, four hundred eighty-five".

Divisors: 1 3 5 15 23 69 97 115 229 291 345 485 687 1145 1455 2231 3435 5267 6693 11155 15801 22213 26335 33465 66639 79005 111065 333195 510899 1532697 2554495 7663485