Base | Representation |
---|---|
bin | 110010110000000001… |
… | …0111101011010101100 |
3 | 101102022101120122101012 |
4 | 1211200002331122230 |
5 | 3241200301232423 |
6 | 122022311004352 |
7 | 10605523032320 |
oct | 1454002753254 |
9 | 342271518335 |
10 | 108985570988 |
11 | 42247571628 |
12 | 191570696b8 |
13 | a37b2aa258 |
14 | 53bc59b980 |
15 | 2c7d016078 |
hex | 19600bd6ac |
108985570988 has 24 divisors (see below), whose sum is σ = 218266137600. Its totient is φ = 46644888528.
The previous prime is 108985570979. The next prime is 108985571033. The reversal of 108985570988 is 889075589801.
It is a super-2 number, since 2×1089855709882 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 2612828 + ... + 2654211.
It is an arithmetic number, because the mean of its divisors is an integer number (9094422400).
Almost surely, 2108985570988 is an apocalyptic number.
It is an amenable number.
108985570988 is an abundant number, since it is smaller than the sum of its proper divisors (109280566612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108985570988 is a wasteful number, since it uses less digits than its factorization.
108985570988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5267789 (or 5267787 counting only the distinct ones).
The product of its (nonzero) digits is 58060800, while the sum is 68.
The spelling of 108985570988 in words is "one hundred eight billion, nine hundred eighty-five million, five hundred seventy thousand, nine hundred eighty-eight".
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