Base | Representation |
---|---|
bin | 1100010111010011001… |
… | …1011101011001011000 |
3 | 202022021102121200010100 |
4 | 3011310303131121120 |
5 | 11440010214404222 |
6 | 241325312415400 |
7 | 21226536041400 |
oct | 3056463353130 |
9 | 668242550110 |
10 | 212413044312 |
11 | 820a1698107 |
12 | 35200847560 |
13 | 17051c11701 |
14 | a3d08db800 |
15 | 57d30d34ac |
hex | 3174cdd658 |
212413044312 has 144 divisors (see below), whose sum is σ = 674480252160. Its totient is φ = 60211444608.
The previous prime is 212413044301. The next prime is 212413044377. The reversal of 212413044312 is 213440314212.
212413044312 is a `hidden beast` number, since 2 + 1 + 2 + 41 + 304 + 4 + 312 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 211018 + ... + 685094.
It is an arithmetic number, because the mean of its divisors is an integer number (4683890640).
Almost surely, 2212413044312 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 212413044312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337240126080).
212413044312 is an abundant number, since it is smaller than the sum of its proper divisors (462067207848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212413044312 is a wasteful number, since it uses less digits than its factorization.
212413044312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 474230 (or 474216 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
Adding to 212413044312 its reverse (213440314212), we get a palindrome (425853358524).
The spelling of 212413044312 in words is "two hundred twelve billion, four hundred thirteen million, forty-four thousand, three hundred twelve".
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