Base | Representation |
---|---|
bin | 100000011101000111… |
… | …0100001000000000000 |
3 | 20122220020222221201021 |
4 | 1000322032201000000 |
5 | 2120214232013243 |
6 | 52003522515224 |
7 | 5015066201101 |
oct | 1007216410000 |
9 | 218806887637 |
10 | 69696360448 |
11 | 276158621a0 |
12 | 11611205b14 |
13 | 6759574090 |
14 | 35325763a8 |
15 | 1c2db336ed |
hex | 103a3a1000 |
69696360448 has 208 divisors, whose sum is σ = 164734246656. Its totient is φ = 29066526720.
The previous prime is 69696360439. The next prime is 69696360449. The reversal of 69696360448 is 84406369696.
It is a tau number, because it is divible by the number of its divisors (208).
It is not an unprimeable number, because it can be changed into a prime (69696360449) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150531865 + ... + 150532327.
Almost surely, 269696360448 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 69696360448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82367123328).
69696360448 is an abundant number, since it is smaller than the sum of its proper divisors (95037886208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69696360448 is a wasteful number, since it uses less digits than its factorization.
69696360448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 768 (or 746 counting only the distinct ones).
The product of its (nonzero) digits is 40310784, while the sum is 61.
The spelling of 69696360448 in words is "sixty-nine billion, six hundred ninety-six million, three hundred sixty thousand, four hundred forty-eight".
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