Base | Representation |
---|---|
bin | 10011001010101001… |
… | …111111000011110000 |
3 | 1222010020122212110211 |
4 | 103022221333003300 |
5 | 314121421414013 |
6 | 13242042033504 |
7 | 1325663014522 |
oct | 231251770360 |
9 | 58106585424 |
10 | 20579873008 |
11 | 8800890212 |
12 | 3ba41a8894 |
13 | 1c2c877366 |
14 | dd330da12 |
15 | 806b1023d |
hex | 4caa7f0f0 |
20579873008 has 40 divisors (see below), whose sum is σ = 41007452240. Its totient is φ = 9998069760.
The previous prime is 20579872993. The next prime is 20579873011. The reversal of 20579873008 is 80037897502.
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, 413968 + ... + 461008.
It is an arithmetic number, because the mean of its divisors is an integer number (1025186306).
Almost surely, 220579873008 is an apocalyptic number.
It is an amenable number.
20579873008 is a deficient number, since it is larger than the sum of its proper divisors (20427579232).
20579873008 is a wasteful number, since it uses less digits than its factorization.
20579873008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47825 (or 47819 counting only the distinct ones).
The product of its (nonzero) digits is 846720, while the sum is 49.
The spelling of 20579873008 in words is "twenty billion, five hundred seventy-nine million, eight hundred seventy-three thousand, eight".
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