Base | Representation |
---|---|
bin | 101001000001000000… |
… | …1100111100010010001 |
3 | 22102100111120122202011 |
4 | 1102002001213202101 |
5 | 2420342141324311 |
6 | 104244101222521 |
7 | 6235503341560 |
oct | 1220201474221 |
9 | 272314518664 |
10 | 88080808081 |
11 | 3439a357872 |
12 | 150a2101a41 |
13 | 83c932c066 |
14 | 4398079bd7 |
15 | 2457b2c321 |
hex | 1482067891 |
88080808081 has 16 divisors (see below), whose sum is σ = 100897801344. Its totient is φ = 75322445184.
The previous prime is 88080808061. The next prime is 88080808117. The reversal of 88080808081 is 18080808088.
It is not a de Polignac number, because 88080808081 - 29 = 88080807569 is a prime.
It is a super-2 number, since 2×880808080812 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (88080808061) 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 15 ways as a sum of consecutive naturals, for example, 15567405 + ... + 15573061.
It is an arithmetic number, because the mean of its divisors is an integer number (6306112584).
Almost surely, 288080808081 is an apocalyptic number.
It is an amenable number.
88080808081 is a deficient number, since it is larger than the sum of its proper divisors (12816993263).
88080808081 is a wasteful number, since it uses less digits than its factorization.
88080808081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10440.
The product of its (nonzero) digits is 262144, while the sum is 49.
The spelling of 88080808081 in words is "eighty-eight billion, eighty million, eight hundred eight thousand, eighty-one".
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