Base | Representation |
---|---|
bin | 100110011000… |
… | …1110100000000 |
3 | 1101212120000120 |
4 | 1030301310000 |
5 | 20123030401 |
6 | 1555220240 |
7 | 333035142 |
oct | 114616400 |
9 | 41776016 |
10 | 20126976 |
11 | 103a7771 |
12 | 68a7680 |
13 | 422916c |
14 | 295cc92 |
15 | 1b78836 |
hex | 1331d00 |
20126976 has 72 divisors (see below), whose sum is σ = 54452160. Its totient is φ = 6598656.
The previous prime is 20126933. The next prime is 20126983. The reversal of 20126976 is 67962102.
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, 55885 + ... + 56243.
It is an arithmetic number, because the mean of its divisors is an integer number (756280).
Almost surely, 220126976 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20126976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27226080).
20126976 is an abundant number, since it is smaller than the sum of its proper divisors (34325184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20126976 is an equidigital number, since it uses as much as digits as its factorization.
20126976 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 451 (or 437 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 33.
The square root of 20126976 is about 4486.3098421754. The cubic root of 20126976 is about 272.0149934065.
The spelling of 20126976 in words is "twenty million, one hundred twenty-six thousand, nine hundred seventy-six".
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