Base | Representation |
---|---|
bin | 1100010110111011011… |
… | …0010100010000101100 |
3 | 202022000110121111111022 |
4 | 3011232312110100230 |
5 | 11434304130130103 |
6 | 241311343113312 |
7 | 21224213554166 |
oct | 3055666242054 |
9 | 668013544438 |
10 | 212313130028 |
11 | 8205025501a |
12 | 351932a2838 |
13 | 170372cac2c |
14 | a3c152d936 |
15 | 57c9449138 |
hex | 316ed9442c |
212313130028 has 12 divisors (see below), whose sum is σ = 372191912232. Its totient is φ = 105972583680.
The previous prime is 212313130021. The next prime is 212313130109. The reversal of 212313130028 is 820031313212.
It is a junction number, because it is equal to n+sod(n) for n = 212313129979 and 212313130006.
It is not an unprimeable number, because it can be changed into a prime (212313130021) 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, 45992738 + ... + 45997353.
It is an arithmetic number, because the mean of its divisors is an integer number (31015992686).
Almost surely, 2212313130028 is an apocalyptic number.
It is an amenable number.
212313130028 is a deficient number, since it is larger than the sum of its proper divisors (159878782204).
212313130028 is a wasteful number, since it uses less digits than its factorization.
212313130028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91990672 (or 91990670 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 26.
The spelling of 212313130028 in words is "two hundred twelve billion, three hundred thirteen million, one hundred thirty thousand, twenty-eight".
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