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8072808 = 233379091
BaseRepresentation
bin11110110010111001101000
3120012010210220
4132302321220
54031312213
6445010040
7125421612
oct36627150
916163726
108072808
114614247
122853920
131898613
141101db2
15a96e23
hex7b2e68

8072808 has 32 divisors (see below), whose sum is σ = 20729760. Its totient is φ = 2617920.

The previous prime is 8072797. The next prime is 8072809. The reversal of 8072808 is 8082708.

It is not an unprimeable number, because it can be changed into a prime (8072809) 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, 3658 + ... + 5433.

It is an arithmetic number, because the mean of its divisors is an integer number (647805).

Almost surely, 28072808 is an apocalyptic number.

It is an amenable number.

8072808 is an abundant number, since it is smaller than the sum of its proper divisors (12656952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8072808 is a wasteful number, since it uses less digits than its factorization.

8072808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9137 (or 9133 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 33.

The square root of 8072808 is about 2841.2687306906. The cubic root of 8072808 is about 200.6049019570.

The spelling of 8072808 in words is "eight million, seventy-two thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 24 37 74 111 148 222 296 444 888 9091 18182 27273 36364 54546 72728 109092 218184 336367 672734 1009101 1345468 2018202 2690936 4036404 8072808