Base | Representation |
---|---|
bin | 100000011101101000… |
… | …1011001111000000000 |
3 | 20122221110222210110212 |
4 | 1000323101121320000 |
5 | 2120233224114122 |
6 | 52005350413252 |
7 | 5015401221014 |
oct | 1007321317000 |
9 | 218843883425 |
10 | 69713894912 |
11 | 27624749092 |
12 | 11617061228 |
13 | 67600a31bc |
14 | 3534a1c544 |
15 | 1c30448ce2 |
hex | 103b459e00 |
69713894912 has 80 divisors (see below), whose sum is σ = 140132896992. Its totient is φ = 34647244800.
The previous prime is 69713894881. The next prime is 69713894917. The reversal of 69713894912 is 21949831796.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69713894917) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93827213 + ... + 93827955.
Almost surely, 269713894912 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 69713894912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70066448496).
69713894912 is an abundant number, since it is smaller than the sum of its proper divisors (70419002080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69713894912 is an equidigital number, since it uses as much as digits as its factorization.
69713894912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1619 (or 1603 counting only the distinct ones).
The product of its digits is 5878656, while the sum is 59.
The spelling of 69713894912 in words is "sixty-nine billion, seven hundred thirteen million, eight hundred ninety-four thousand, nine hundred twelve".
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