Base | Representation |
---|---|
bin | 100110001011… |
… | …0010011101000 |
3 | 1101122211110211 |
4 | 1030112103220 |
5 | 20110424222 |
6 | 1552550504 |
7 | 332055523 |
oct | 114262350 |
9 | 41584424 |
10 | 20014312 |
11 | 1033005a |
12 | 6852434 |
13 | 41b9ab6 |
14 | 292dbba |
15 | 1b55277 |
hex | 13164e8 |
20014312 has 8 divisors (see below), whose sum is σ = 37526850. Its totient is φ = 10007152.
The previous prime is 20014279. The next prime is 20014331. The reversal of 20014312 is 21341002.
It can be written as a sum of positive squares in only one way, i.e., 16532356 + 3481956 = 4066^2 + 1866^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a junction number, because it is equal to n+sod(n) for n = 20014292 and 20014301.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250887 + ... + 1250902.
Almost surely, 220014312 is an apocalyptic number.
It is an amenable number.
20014312 is a deficient number, since it is larger than the sum of its proper divisors (17512538).
20014312 is a wasteful number, since it uses less digits than its factorization.
20014312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2501795 (or 2501791 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 20014312 is about 4473.7357990834. The cubic root of 20014312 is about 271.5064941293.
Adding to 20014312 its reverse (21341002), we get a palindrome (41355314).
The spelling of 20014312 in words is "twenty million, fourteen thousand, three hundred twelve".
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