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8610485 = 513132469
BaseRepresentation
bin100000110110…
…001010110101
3121012110100212
4200312022311
54201013420
6504315205
7133121312
oct40661265
917173325
108610485
114951204
122a72b05
131a26280
141201d09
15b513c5
hex8362b5

8610485 has 8 divisors (see below), whose sum is σ = 11127480. Its totient is φ = 6358464.

The previous prime is 8610479. The next prime is 8610509. The reversal of 8610485 is 5840168.

It can be written as a sum of positive squares in 4 ways, for example, as 165649 + 8444836 = 407^2 + 2906^2 .

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 8610485 - 28 = 8610229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66170 + ... + 66299.

It is an arithmetic number, because the mean of its divisors is an integer number (1390935).

Almost surely, 28610485 is an apocalyptic number.

It is an amenable number.

8610485 is a deficient number, since it is larger than the sum of its proper divisors (2516995).

8610485 is a wasteful number, since it uses less digits than its factorization.

8610485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132487.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 8610485 is about 2934.3627928394. The cubic root of 8610485 is about 204.9631899007.

The spelling of 8610485 in words is "eight million, six hundred ten thousand, four hundred eighty-five".

Divisors: 1 5 13 65 132469 662345 1722097 8610485