Base | Representation |
---|---|
bin | 100110101110… |
… | …0000110110100 |
3 | 1102012100122201 |
4 | 1031130012310 |
5 | 20144101322 |
6 | 2003034244 |
7 | 334356202 |
oct | 115340664 |
9 | 42170581 |
10 | 20300212 |
11 | 10505939 |
12 | 696b984 |
13 | 4289c7a |
14 | 29a6072 |
15 | 1baed27 |
hex | 135c1b4 |
20300212 has 12 divisors (see below), whose sum is σ = 35648676. Its totient is φ = 10114880.
The previous prime is 20300201. The next prime is 20300233. The reversal of 20300212 is 21200302.
It can be written as a sum of positive squares in 2 ways, for example, as 13351716 + 6948496 = 3654^2 + 2636^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7489 + ... + 9832.
It is an arithmetic number, because the mean of its divisors is an integer number (2970723).
Almost surely, 220300212 is an apocalyptic number.
It is an amenable number.
20300212 is a deficient number, since it is larger than the sum of its proper divisors (15348464).
20300212 is a wasteful number, since it uses less digits than its factorization.
20300212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17618 (or 17616 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 20300212 is about 4505.5756568945. The cubic root of 20300212 is about 272.7931900330.
Adding to 20300212 its reverse (21200302), we get a palindrome (41500514).
The spelling of 20300212 in words is "twenty million, three hundred thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •