Base | Representation |
---|---|
bin | 100111110001… |
… | …0000010100110 |
3 | 1110020020012000 |
4 | 1033202002212 |
5 | 20314130211 |
6 | 2022510130 |
7 | 342132456 |
oct | 117420246 |
9 | 43206160 |
10 | 20848806 |
11 | 10850020 |
12 | 6b95346 |
13 | 441c894 |
14 | 2aa9d66 |
15 | 1c6c656 |
hex | 13e20a6 |
20848806 has 32 divisors (see below), whose sum is σ = 50544000. Its totient is φ = 6317640.
The previous prime is 20848759. The next prime is 20848819. The reversal of 20848806 is 60884802.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16956 + ... + 18143.
It is an arithmetic number, because the mean of its divisors is an integer number (1579500).
Almost surely, 220848806 is an apocalyptic number.
20848806 is an abundant number, since it is smaller than the sum of its proper divisors (29695194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20848806 is a wasteful number, since it uses less digits than its factorization.
20848806 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35121 (or 35115 counting only the distinct ones).
The product of its (nonzero) digits is 24576, while the sum is 36.
The square root of 20848806 is about 4566.0492770009. The cubic root of 20848806 is about 275.2287067106.
The spelling of 20848806 in words is "twenty million, eight hundred forty-eight thousand, eight hundred six".
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