Base | Representation |
---|---|
bin | 10011011010110010… |
… | …110000010100000000 |
3 | 1222211010002121012001 |
4 | 103122302300110000 |
5 | 320200223413420 |
6 | 13324552513344 |
7 | 1335461144512 |
oct | 233262602400 |
9 | 58733077161 |
10 | 20850607360 |
11 | 892a695a10 |
12 | 405a9ab854 |
13 | 1c739994bb |
14 | 101b265bb2 |
15 | 82078cb0a |
hex | 4dacb0500 |
20850607360 has 144 divisors (see below), whose sum is σ = 54795061440. Its totient is φ = 7538769920.
The previous prime is 20850607339. The next prime is 20850607387. The reversal of 20850607360 is 6370605802.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2516184 + ... + 2524456.
It is an arithmetic number, because the mean of its divisors is an integer number (380521260).
Almost surely, 220850607360 is an apocalyptic number.
20850607360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20850607360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27397530720).
20850607360 is an abundant number, since it is smaller than the sum of its proper divisors (33944454080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20850607360 is a wasteful number, since it uses less digits than its factorization.
20850607360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8484 (or 8470 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 37.
The spelling of 20850607360 in words is "twenty billion, eight hundred fifty million, six hundred seven thousand, three hundred sixty".
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