Base | Representation |
---|---|
bin | 10010101011110100… |
… | …100110110111111111 |
3 | 1220210012020211200222 |
4 | 102223310212313333 |
5 | 312042004020324 |
6 | 13114442211555 |
7 | 1310111656523 |
oct | 225364466777 |
9 | 56705224628 |
10 | 20062563839 |
11 | 856588117a |
12 | 3a7aab3bbb |
13 | 1b79641866 |
14 | d8472dd83 |
15 | 7c64c855e |
hex | 4abd26dff |
20062563839 has 8 divisors (see below), whose sum is σ = 20122798080. Its totient is φ = 20002396536.
The previous prime is 20062563827. The next prime is 20062563841. The reversal of 20062563839 is 93836526002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20062563839 - 24 = 20062563823 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20062563839.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20062563439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 619442 + ... + 651024.
It is an arithmetic number, because the mean of its divisors is an integer number (2515349760).
Almost surely, 220062563839 is an apocalyptic number.
20062563839 is a deficient number, since it is larger than the sum of its proper divisors (60234241).
20062563839 is a wasteful number, since it uses less digits than its factorization.
20062563839 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33469.
The product of its (nonzero) digits is 466560, while the sum is 44.
The spelling of 20062563839 in words is "twenty billion, sixty-two million, five hundred sixty-three thousand, eight hundred thirty-nine".
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