Base | Representation |
---|---|
bin | 10000100001010010… |
… | …00000011011001000 |
3 | 211220002210221222101 |
4 | 20100221000123020 |
5 | 121130443312223 |
6 | 4024024003144 |
7 | 432533162542 |
oct | 102051003310 |
9 | 24802727871 |
10 | 8869119688 |
11 | 3841428990 |
12 | 18763004b4 |
13 | ab4616c20 |
14 | 601ca6692 |
15 | 36d9774ad |
hex | 210a406c8 |
8869119688 has 64 divisors (see below), whose sum is σ = 19557961920. Its totient is φ = 3717292800.
The previous prime is 8869119659. The next prime is 8869119731.
8869119688 is nontrivially palindromic in base 10.
It is a super-2 number, since 2×88691196882 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1210131 + ... + 1217437.
It is an arithmetic number, because the mean of its divisors is an integer number (305593155).
Almost surely, 28869119688 is an apocalyptic number.
8869119688 is a gapful number since it is divisible by the number (88) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8869119688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9778980960).
8869119688 is an abundant number, since it is smaller than the sum of its proper divisors (10688842232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8869119688 is a wasteful number, since it uses less digits than its factorization.
8869119688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8398 (or 8394 counting only the distinct ones).
The product of its digits is 11943936, while the sum is 64.
The square root of 8869119688 is about 94176.0037801562. The cubic root of 8869119688 is about 2069.9515098290.
The spelling of 8869119688 in words is "eight billion, eight hundred sixty-nine million, one hundred nineteen thousand, six hundred eighty-eight".
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