Base | Representation |
---|---|
bin | 100000100000101100… |
… | …1100001110001010000 |
3 | 20200012122102012200000 |
4 | 1001001121201301100 |
5 | 2120441033001241 |
6 | 52023501530000 |
7 | 5021060024310 |
oct | 1010131416120 |
9 | 220178365600 |
10 | 69816687696 |
11 | 276777778a8 |
12 | 11645573900 |
13 | 6778483c32 |
14 | 3544539440 |
15 | 1c394a0eb6 |
hex | 1041661c50 |
69816687696 has 480 divisors, whose sum is σ = 242165833728. Its totient is φ = 19052444160.
The previous prime is 69816687673. The next prime is 69816687701. The reversal of 69816687696 is 69678661896.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 70026270 + ... + 70027266.
Almost surely, 269816687696 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 69816687696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121082916864).
69816687696 is an abundant number, since it is smaller than the sum of its proper divisors (172349146032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69816687696 is a wasteful number, since it uses less digits than its factorization.
69816687696 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1141 (or 1123 counting only the distinct ones).
The product of its digits is 282175488, while the sum is 72.
The spelling of 69816687696 in words is "sixty-nine billion, eight hundred sixteen million, six hundred eighty-seven thousand, six hundred ninety-six".
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