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8000000808 = 233333333367
BaseRepresentation
bin1110111001101011…
…00101001100101000
3202122112102011000020
413130311211030220
5112341000011213
63401455440440
7402150612342
oct73465451450
922575364006
108000000808
113435879018
121673226120
139a65435b7
1455c6a8292
1531c4ea923
hex1dcd65328

8000000808 has 16 divisors (see below), whose sum is σ = 20000002080. Its totient is φ = 2666666928.

The previous prime is 8000000797. The next prime is 8000000809. The reversal of 8000000808 is 8080000008.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 333333367 = 8000000808 / (8 + 0 + 0 + 0 + 0 + 0 + 0 + 8 + 0 + 8).

8000000808 is a modest number, since divided by 808 gives 80 as remainder.

It is not an unprimeable number, because it can be changed into a prime (8000000809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166666660 + ... + 166666707.

It is an arithmetic number, because the mean of its divisors is an integer number (1250000130).

Almost surely, 28000000808 is an apocalyptic number.

It is an amenable number.

8000000808 is an abundant number, since it is smaller than the sum of its proper divisors (12000001272).

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

8000000808 is a wasteful number, since it uses less digits than its factorization.

8000000808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333333376 (or 333333372 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

The square root of 8000000808 is about 89442.7236168488. The cubic root of 8000000808 is about 2000.0000673333. Note that the first 4 decimals are identical.

The spelling of 8000000808 in words is "eight billion, eight hundred eight", and thus it is an aban number.

Divisors: 1 2 3 4 6 8 12 24 333333367 666666734 1000000101 1333333468 2000000202 2666666936 4000000404 8000000808