Base | Representation |
---|---|
bin | 1100011010010010001… |
… | …1001111111011111101 |
3 | 202101100020221120122122 |
4 | 3012210203033323331 |
5 | 11443130302214440 |
6 | 241541010052325 |
7 | 21255433646345 |
oct | 3064443177375 |
9 | 671306846578 |
10 | 213214101245 |
11 | 82472890032 |
12 | 353a4b7a0a5 |
13 | 1714bb746b2 |
14 | a46905dd25 |
15 | 582d5b87b5 |
hex | 31a48cfefd |
213214101245 has 16 divisors (see below), whose sum is σ = 268378970112. Its totient is φ = 162300906240.
The previous prime is 213214101173. The next prime is 213214101271. The reversal of 213214101245 is 542101412312.
It is a happy number.
It is not a de Polignac number, because 213214101245 - 214 = 213214084861 is a prime.
It is a super-2 number, since 2×2132141012452 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4831532 + ... + 4875461.
It is an arithmetic number, because the mean of its divisors is an integer number (16773685632).
Almost surely, 2213214101245 is an apocalyptic number.
It is an amenable number.
213214101245 is a deficient number, since it is larger than the sum of its proper divisors (55164868867).
213214101245 is a wasteful number, since it uses less digits than its factorization.
213214101245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9707212.
The product of its (nonzero) digits is 1920, while the sum is 26.
Adding to 213214101245 its reverse (542101412312), we get a palindrome (755315513557).
The spelling of 213214101245 in words is "two hundred thirteen billion, two hundred fourteen million, one hundred one thousand, two hundred forty-five".
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