Base | Representation |
---|---|
bin | 100110010010… |
… | …0101001110011 |
3 | 1101202211002020 |
4 | 1030210221303 |
5 | 20114314300 |
6 | 1554122523 |
7 | 332422041 |
oct | 114445163 |
9 | 41684066 |
10 | 20073075 |
11 | 10370220 |
12 | 6880443 |
13 | 420a779 |
14 | 2947391 |
15 | 1b678a0 |
hex | 1324a73 |
20073075 has 48 divisors (see below), whose sum is σ = 37497600. Its totient is φ = 9385600.
The previous prime is 20073071. The next prime is 20073077. The reversal of 20073075 is 57037002.
It is not a de Polignac number, because 20073075 - 22 = 20073071 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20073071) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23506 + ... + 24344.
It is an arithmetic number, because the mean of its divisors is an integer number (781200).
Almost surely, 220073075 is an apocalyptic number.
20073075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20073075 is a deficient number, since it is larger than the sum of its proper divisors (17424525).
20073075 is a wasteful number, since it uses less digits than its factorization.
20073075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 892 (or 887 counting only the distinct ones).
The product of its (nonzero) digits is 1470, while the sum is 24.
The square root of 20073075 is about 4480.2985391601. The cubic root of 20073075 is about 271.7719532851.
The spelling of 20073075 in words is "twenty million, seventy-three thousand, seventy-five".
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