Base | Representation |
---|---|
bin | 110100101001… |
… | …001010001001 |
3 | 221222010010211 |
4 | 310221022021 |
5 | 12013100243 |
6 | 1211441121 |
7 | 225204310 |
oct | 64511211 |
9 | 27863124 |
10 | 13800073 |
11 | 7876221 |
12 | 47561a1 |
13 | 2b22431 |
14 | 1b93277 |
15 | 1328d9d |
hex | d29289 |
13800073 has 16 divisors (see below), whose sum is σ = 16899840. Its totient is φ = 10999296.
The previous prime is 13800071. The next prime is 13800077. The reversal of 13800073 is 37000831.
13800073 is nontrivially palindromic in base 6.
It is not a de Polignac number, because 13800073 - 21 = 13800071 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13800071) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9940 + ... + 11242.
It is an arithmetic number, because the mean of its divisors is an integer number (1056240).
Almost surely, 213800073 is an apocalyptic number.
It is an amenable number.
13800073 is a deficient number, since it is larger than the sum of its proper divisors (3099767).
13800073 is a wasteful number, since it uses less digits than its factorization.
13800073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1416.
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 13800073 is about 3714.8449496581. The cubic root of 13800073 is about 239.8614536006.
The spelling of 13800073 in words is "thirteen million, eight hundred thousand, seventy-three".
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