Base | Representation |
---|---|
bin | 1100010111010011010… |
… | …0001000010100010011 |
3 | 202022021102221121021120 |
4 | 3011310310020110103 |
5 | 11440010241020430 |
6 | 241325320253323 |
7 | 21226540403055 |
oct | 3056464102423 |
9 | 668242847246 |
10 | 212413220115 |
11 | 820a17a81a8 |
12 | 35200911243 |
13 | 17051c73735 |
14 | a3d09458d5 |
15 | 57d311a610 |
hex | 3174d08513 |
212413220115 has 16 divisors (see below), whose sum is σ = 339941961216. Its totient is φ = 113260114400.
The previous prime is 212413220099. The next prime is 212413220141. The reversal of 212413220115 is 511022314212.
It is a happy number.
It is not a de Polignac number, because 212413220115 - 24 = 212413220099 is a prime.
It is a super-2 number, since 2×2124132201152 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1618251 + ... + 1744580.
It is an arithmetic number, because the mean of its divisors is an integer number (21246372576).
Almost surely, 2212413220115 is an apocalyptic number.
212413220115 is a deficient number, since it is larger than the sum of its proper divisors (127528741101).
212413220115 is a wasteful number, since it uses less digits than its factorization.
212413220115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3367050.
The product of its (nonzero) digits is 960, while the sum is 24.
Adding to 212413220115 its reverse (511022314212), we get a palindrome (723435534327).
The spelling of 212413220115 in words is "two hundred twelve billion, four hundred thirteen million, two hundred twenty thousand, one hundred fifteen".
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