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8287413 = 38931039
BaseRepresentation
bin11111100111010010110101
3120121001012020
4133213102311
54110144123
6453343353
7130304361
oct37472265
916531166
108287413
114750502
122937b59
1319421c4
14115a2a1
15ada7e3
hex7e74b5

8287413 has 8 divisors (see below), whose sum is σ = 11174400. Its totient is φ = 5462688.

The previous prime is 8287403. The next prime is 8287421. The reversal of 8287413 is 3147828.

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

It is not a de Polignac number, because 8287413 - 217 = 8156341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8287403) 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, 15253 + ... + 15786.

It is an arithmetic number, because the mean of its divisors is an integer number (1396800).

Almost surely, 28287413 is an apocalyptic number.

It is an amenable number.

8287413 is a deficient number, since it is larger than the sum of its proper divisors (2886987).

8287413 is a wasteful number, since it uses less digits than its factorization.

8287413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31131.

The product of its digits is 10752, while the sum is 33.

The square root of 8287413 is about 2878.7867236042. The cubic root of 8287413 is about 202.3669847387.

The spelling of 8287413 in words is "eight million, two hundred eighty-seven thousand, four hundred thirteen".

Divisors: 1 3 89 267 31039 93117 2762471 8287413