Base | Representation |
---|---|
bin | 1100010111010010111… |
… | …1100011100111110010 |
3 | 202022021100200200201120 |
4 | 3011310233203213302 |
5 | 11440004434134414 |
6 | 241325234443110 |
7 | 21226524250560 |
oct | 3056457434762 |
9 | 668240620646 |
10 | 212412021234 |
11 | 820a1059496 |
12 | 35200433496 |
13 | 17051943b3a |
14 | a3d0712a30 |
15 | 57d2e802a9 |
hex | 3174be39f2 |
212412021234 has 16 divisors (see below), whose sum is σ = 485513191488. Its totient is φ = 60689148912.
The previous prime is 212412021139. The next prime is 212412021251. The reversal of 212412021234 is 432120214212.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2528714497 + ... + 2528714580.
It is an arithmetic number, because the mean of its divisors is an integer number (30344574468).
Almost surely, 2212412021234 is an apocalyptic number.
212412021234 is an abundant number, since it is smaller than the sum of its proper divisors (273101170254).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212412021234 is a wasteful number, since it uses less digits than its factorization.
212412021234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5057429089.
The product of its (nonzero) digits is 1536, while the sum is 24.
Adding to 212412021234 its reverse (432120214212), we get a palindrome (644532235446).
The spelling of 212412021234 in words is "two hundred twelve billion, four hundred twelve million, twenty-one thousand, two hundred thirty-four".
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