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8079885 = 335115441
BaseRepresentation
bin11110110100101000001101
3120012111112000
4132310220031
54032024020
6445102513
7125451342
oct36645015
916174460
108079885
1146195a0
122857a39
13189b8c8
1411047c9
15a99090
hex7b4a0d

8079885 has 32 divisors (see below), whose sum is σ = 15672960. Its totient is φ = 3916800.

The previous prime is 8079857. The next prime is 8079887. The reversal of 8079885 is 5889708.

8079885 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8079885 - 25 = 8079853 is a prime.

It is a super-2 number, since 2×80798852 = 130569083226450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

8079885 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 8079885.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8079887) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1236 + ... + 4205.

It is an arithmetic number, because the mean of its divisors is an integer number (489780).

Almost surely, 28079885 is an apocalyptic number.

It is an amenable number.

8079885 is a deficient number, since it is larger than the sum of its proper divisors (7593075).

8079885 is a wasteful number, since it uses less digits than its factorization.

8079885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5466 (or 5460 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The square root of 8079885 is about 2842.5138522090. The cubic root of 8079885 is about 200.6635047067.

The spelling of 8079885 in words is "eight million, seventy-nine thousand, eight hundred eighty-five".

Divisors: 1 3 5 9 11 15 27 33 45 55 99 135 165 297 495 1485 5441 16323 27205 48969 59851 81615 146907 179553 244845 299255 538659 734535 897765 1615977 2693295 8079885