Base | Representation |
---|---|
bin | 100111010101… |
… | …1111100001110 |
3 | 1102210222012220 |
4 | 1032223330032 |
5 | 20240032324 |
6 | 2014040210 |
7 | 340220436 |
oct | 116537416 |
9 | 42728186 |
10 | 20627214 |
11 | 10709593 |
12 | 6aa9066 |
13 | 4372a6a |
14 | 2a4d2c6 |
15 | 1c26b79 |
hex | 13abf0e |
20627214 has 16 divisors (see below), whose sum is σ = 42585600. Its totient is φ = 6653880.
The previous prime is 20627209. The next prime is 20627221. The reversal of 20627214 is 41272602.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55264 + ... + 55635.
It is an arithmetic number, because the mean of its divisors is an integer number (2661600).
Almost surely, 220627214 is an apocalyptic number.
20627214 is an abundant number, since it is smaller than the sum of its proper divisors (21958386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20627214 is a wasteful number, since it uses less digits than its factorization.
20627214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110935.
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 20627214 is about 4541.7192779827. The cubic root of 20627214 is about 274.2501400881.
Adding to 20627214 its reverse (41272602), we get a palindrome (61899816).
The spelling of 20627214 in words is "twenty million, six hundred twenty-seven thousand, two hundred fourteen".
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