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8485487 = 292271289
BaseRepresentation
bin100000010111…
…101001101111
3120222002220022
4200113221233
54133013422
6501512355
7132061013
oct40275157
916862808
108485487
1148762aa
122a126bb
1319b13ca
1411ac543
15b29342
hex817a6f

8485487 has 8 divisors (see below), whose sum is σ = 8823600. Its totient is φ = 8150464.

The previous prime is 8485481. The next prime is 8485489. The reversal of 8485487 is 7845848.

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 8485487 - 24 = 8485471 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 (8485481) 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, 5939 + ... + 7227.

It is an arithmetic number, because the mean of its divisors is an integer number (1102950).

Almost surely, 28485487 is an apocalyptic number.

8485487 is a deficient number, since it is larger than the sum of its proper divisors (338113).

8485487 is a wasteful number, since it uses less digits than its factorization.

8485487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545.

The product of its digits is 286720, while the sum is 44.

The square root of 8485487 is about 2912.9859251291. The cubic root of 8485487 is about 203.9665378282.

The spelling of 8485487 in words is "eight million, four hundred eighty-five thousand, four hundred eighty-seven".

Divisors: 1 29 227 1289 6583 37381 292603 8485487