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80808000808 = 2313177106871
BaseRepresentation
bin100101101000010001…
…0000011110100101000
321201120122111202201211
41023100202003310220
52310443322011213
6101042255522504
75560332450043
oct1132042036450
9251518452654
1080808000808
11312a8012047
12137b2529434
13780a6595c2
143ca81c7c5a
15217e3c653d
hex12d0883d28

80808000808 has 16 divisors (see below), whose sum is σ = 152671606560. Its totient is φ = 40095572400.

The previous prime is 80808000803. The next prime is 80808000839. The reversal of 80808000808 is 80800080808.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (80808000803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38552388 + ... + 38554483.

It is an arithmetic number, because the mean of its divisors is an integer number (9541975410).

Almost surely, 280808000808 is an apocalyptic number.

It is an amenable number.

80808000808 is a deficient number, since it is larger than the sum of its proper divisors (71863605752).

80808000808 is a wasteful number, since it uses less digits than its factorization.

80808000808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77107008 (or 77107004 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 40.

The spelling of 80808000808 in words is "eighty billion, eight hundred eight million, eight hundred eight", and thus it is an aban number.

Divisors: 1 2 4 8 131 262 524 1048 77106871 154213742 308427484 616854968 10101000101 20202000202 40404000404 80808000808