Base | Representation |
---|---|
bin | 1001011110001101001111… |
… | …00010110110001001110100 |
3 | 2201202020120022012201210102 |
4 | 10233012213202312021310 |
5 | 10212231002440114314 |
6 | 112144432042013232 |
7 | 4246565461140020 |
oct | 457064742661164 |
9 | 81666508181712 |
10 | 20829107348084 |
11 | 67006360a2202 |
12 | 24049a1aa7218 |
13 | b8123a7025a9 |
14 | 5201c4265380 |
15 | 261c2d7275de |
hex | 12f1a78b6274 |
20829107348084 has 12 divisors (see below), whose sum is σ = 41658214696224. Its totient is φ = 8926760292024.
The previous prime is 20829107348051. The next prime is 20829107348089. The reversal of 20829107348084 is 48084370192802.
20829107348084 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20829107348089) 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 3 ways as a sum of consecutive naturals, for example, 371948345474 + ... + 371948345529.
It is an arithmetic number, because the mean of its divisors is an integer number (3471517891352).
Almost surely, 220829107348084 is an apocalyptic number.
It is an amenable number.
20829107348084 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20829107348084 is a wasteful number, since it uses less digits than its factorization.
20829107348084 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 743896691014 (or 743896691012 counting only the distinct ones).
The product of its (nonzero) digits is 6193152, while the sum is 56.
The spelling of 20829107348084 in words is "twenty trillion, eight hundred twenty-nine billion, one hundred seven million, three hundred forty-eight thousand, eighty-four".
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