Base | Representation |
---|---|
bin | 100111100100… |
… | …0001110110000 |
3 | 1110000212011112 |
4 | 1033020032300 |
5 | 20302234323 |
6 | 2020332452 |
7 | 341212322 |
oct | 117101660 |
9 | 43025145 |
10 | 20743088 |
11 | 10788653 |
12 | 6b44128 |
13 | 43b3722 |
14 | 2a7d612 |
15 | 1c4b178 |
hex | 13c83b0 |
20743088 has 30 divisors (see below), whose sum is σ = 41348916. Its totient is φ = 10080576.
The previous prime is 20743081. The next prime is 20743097. The reversal of 20743088 is 88034702.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (20743081) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 21431 + ... + 22377.
Almost surely, 220743088 is an apocalyptic number.
It is an amenable number.
20743088 is a deficient number, since it is larger than the sum of its proper divisors (20605828).
20743088 is an equidigital number, since it uses as much as digits as its factorization.
20743088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1029 (or 986 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 32.
The square root of 20743088 is about 4554.4580358150. The cubic root of 20743088 is about 274.7627176350.
The spelling of 20743088 in words is "twenty million, seven hundred forty-three thousand, eighty-eight".
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