Base | Representation |
---|---|
bin | 111010101101100111… |
… | …110010101011100110 |
3 | 20000201112110100110110 |
4 | 322231213302223212 |
5 | 2013102330303333 |
6 | 44543350033450 |
7 | 4361151554010 |
oct | 725547625346 |
9 | 200645410413 |
10 | 63042431718 |
11 | 2481089a042 |
12 | 10274948886 |
13 | 5c38b7a046 |
14 | 30a09831b0 |
15 | 198e8c9063 |
hex | ead9f2ae6 |
63042431718 has 64 divisors (see below), whose sum is σ = 151889379840. Its totient is φ = 17040678912.
The previous prime is 63042431713. The next prime is 63042431741. The reversal of 63042431718 is 81713424036.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63042431713) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 531046 + ... + 638822.
It is an arithmetic number, because the mean of its divisors is an integer number (2373271560).
Almost surely, 263042431718 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 63042431718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75944689920).
63042431718 is an abundant number, since it is smaller than the sum of its proper divisors (88846948122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63042431718 is a wasteful number, since it uses less digits than its factorization.
63042431718 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108541.
The product of its (nonzero) digits is 96768, while the sum is 39.
The spelling of 63042431718 in words is "sixty-three billion, forty-two million, four hundred thirty-one thousand, seven hundred eighteen".
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