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8069265 = 325179317
BaseRepresentation
bin11110110010000010010001
3120011221221200
4132302002101
54031204030
6444541413
7125405361
oct36620221
916157850
108069265
114611616
122851869
131896b19
1411009a1
15a95d60
hex7b2091

8069265 has 12 divisors (see below), whose sum is σ = 13986804. Its totient is φ = 4303584.

The previous prime is 8069261. The next prime is 8069267. The reversal of 8069265 is 5629608.

It can be written as a sum of positive squares in 2 ways, for example, as 4915089 + 3154176 = 2217^2 + 1776^2 .

It is not a de Polignac number, because 8069265 - 22 = 8069261 is a prime.

It is a super-2 number, since 2×80692652 = 130226075280450, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

8069265 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8069261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89614 + ... + 89703.

It is an arithmetic number, because the mean of its divisors is an integer number (1165567).

Almost surely, 28069265 is an apocalyptic number.

It is an amenable number.

8069265 is a deficient number, since it is larger than the sum of its proper divisors (5917539).

8069265 is a wasteful number, since it uses less digits than its factorization.

8069265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179328 (or 179325 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 8069265 is about 2840.6451731957. The cubic root of 8069265 is about 200.5755504529.

The spelling of 8069265 in words is "eight million, sixty-nine thousand, two hundred sixty-five".

Divisors: 1 3 5 9 15 45 179317 537951 896585 1613853 2689755 8069265