Base | Representation |
---|---|
bin | 100000001010101111… |
… | …1010110000100110000 |
3 | 20121022022020100220201 |
4 | 1000111133112010300 |
5 | 2112433440441102 |
6 | 51422424244544 |
7 | 4663603304041 |
oct | 1002537260460 |
9 | 217268210821 |
10 | 69080015152 |
11 | 2732995a915 |
12 | 1147a910754 |
13 | 668b974715 |
14 | 34b47768c8 |
15 | 1be4987987 |
hex | 10157d6130 |
69080015152 has 80 divisors (see below), whose sum is σ = 139691059200. Its totient is φ = 33053287680.
The previous prime is 69080015143. The next prime is 69080015167. The reversal of 69080015152 is 25151008096.
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, 27206299 + ... + 27208837.
It is an arithmetic number, because the mean of its divisors is an integer number (1746138240).
Almost surely, 269080015152 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 69080015152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69845529600).
69080015152 is an abundant number, since it is smaller than the sum of its proper divisors (70611044048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69080015152 is a wasteful number, since it uses less digits than its factorization.
69080015152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3074 (or 3068 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 37.
The spelling of 69080015152 in words is "sixty-nine billion, eighty million, fifteen thousand, one hundred fifty-two".
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