Base | Representation |
---|---|
bin | 100111001000… |
… | …0010011100000 |
3 | 1102121012221101 |
4 | 1032100103200 |
5 | 20222422031 |
6 | 2011404144 |
7 | 336236425 |
oct | 116202340 |
9 | 42535841 |
10 | 20514016 |
11 | 10641536 |
12 | 6a53654 |
13 | 4333393 |
14 | 2a1dd4c |
15 | 1c03361 |
hex | 13904e0 |
20514016 has 24 divisors (see below), whose sum is σ = 40491360. Its totient is φ = 10230528.
The previous prime is 20514007. The next prime is 20514017. The reversal of 20514016 is 61041502.
It is a junction number, because it is equal to n+sod(n) for n = 20513984 and 20514002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20514017) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19225 + ... + 20263.
It is an arithmetic number, because the mean of its divisors is an integer number (1687140).
Almost surely, 220514016 is an apocalyptic number.
It is an amenable number.
20514016 is a deficient number, since it is larger than the sum of its proper divisors (19977344).
20514016 is a wasteful number, since it uses less digits than its factorization.
20514016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1666 (or 1658 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 20514016 is about 4529.2401128666. The cubic root of 20514016 is about 273.7475430511.
Adding to 20514016 its reverse (61041502), we get a palindrome (81555518).
The spelling of 20514016 in words is "twenty million, five hundred fourteen thousand, sixteen".
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