Base | Representation |
---|---|
bin | 1001011101110000010111… |
… | …01111001001001011000010 |
3 | 2201200202120011020211002220 |
4 | 10232320023233021023002 |
5 | 10212002232224033010 |
6 | 112133350102151510 |
7 | 4245506422354554 |
oct | 456701357111302 |
9 | 81622504224086 |
10 | 20813608424130 |
11 | 66a5002389245 |
12 | 2401997422596 |
13 | b7c93a6ba182 |
14 | 51d553a894d4 |
15 | 261622c0d970 |
hex | 12ee0bbc92c2 |
20813608424130 has 16 divisors (see below), whose sum is σ = 49952660217984. Its totient is φ = 5550295579760.
The previous prime is 20813608424113. The next prime is 20813608424173. The reversal of 20813608424130 is 3142480631802.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346893473706 + ... + 346893473765.
It is an arithmetic number, because the mean of its divisors is an integer number (3122041263624).
Almost surely, 220813608424130 is an apocalyptic number.
20813608424130 is an abundant number, since it is smaller than the sum of its proper divisors (29139051793854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20813608424130 is a wasteful number, since it uses less digits than its factorization.
20813608424130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 693786947481.
The product of its (nonzero) digits is 221184, while the sum is 42.
The spelling of 20813608424130 in words is "twenty trillion, eight hundred thirteen billion, six hundred eight million, four hundred twenty-four thousand, one hundred thirty".
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