Base | Representation |
---|---|
bin | 100111101100… |
… | …1100011010010 |
3 | 1110011110111011 |
4 | 1033121203102 |
5 | 20312022114 |
6 | 2022041134 |
7 | 341626213 |
oct | 117314322 |
9 | 43143434 |
10 | 20814034 |
11 | 1082698a |
12 | 6b791aa |
13 | 4409ac7 |
14 | 2a9b40a |
15 | 1c621c4 |
hex | 13d98d2 |
20814034 has 24 divisors (see below), whose sum is σ = 33126912. Its totient is φ = 9806280.
The previous prime is 20814029. The next prime is 20814037. The reversal of 20814034 is 43041802.
It is a super-2 number, since 2×208140342 = 866448022706312, which contains 22 as substring.
It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 20813996 and 20814014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20814037) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 108879 + ... + 109069.
It is an arithmetic number, because the mean of its divisors is an integer number (1380288).
Almost surely, 220814034 is an apocalyptic number.
20814034 is a deficient number, since it is larger than the sum of its proper divisors (12312878).
20814034 is a wasteful number, since it uses less digits than its factorization.
With its successor (20814035) it forms an eRAP, since the sums of their prime factors are consecutive (342 and 343).
20814034 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 342 (or 319 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
The square root of 20814034 is about 4562.2400199902. The cubic root of 20814034 is about 275.0756111648.
Adding to 20814034 its reverse (43041802), we get a palindrome (63855836).
The spelling of 20814034 in words is "twenty million, eight hundred fourteen thousand, thirty-four".
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