Base | Representation |
---|---|
bin | 10010101100100111… |
… | …101111000001001110 |
3 | 1220211010110202202101 |
4 | 102230213233001032 |
5 | 312103421412132 |
6 | 13120041345314 |
7 | 1310333620462 |
oct | 225447570116 |
9 | 56733422671 |
10 | 20075966542 |
11 | 85723a5895 |
12 | 3a8349823a |
13 | 1b7c355158 |
14 | d8641c4a2 |
15 | 7c77747e7 |
hex | 4ac9ef04e |
20075966542 has 16 divisors (see below), whose sum is σ = 31716316800. Its totient is φ = 9504441720.
The previous prime is 20075966539. The next prime is 20075966563. The reversal of 20075966542 is 24566957002.
It is a junction number, because it is equal to n+sod(n) for n = 20075966492 and 20075966501.
It is a congruent number.
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, 74692 + ... + 213847.
It is an arithmetic number, because the mean of its divisors is an integer number (1982269800).
Almost surely, 220075966542 is an apocalyptic number.
20075966542 is a deficient number, since it is larger than the sum of its proper divisors (11640350258).
20075966542 is a wasteful number, since it uses less digits than its factorization.
20075966542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 290391.
The product of its (nonzero) digits is 907200, while the sum is 46.
The spelling of 20075966542 in words is "twenty billion, seventy-five million, nine hundred sixty-six thousand, five hundred forty-two".
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