Base | Representation |
---|---|
bin | 1100011010010001011… |
… | …1110011001111010001 |
3 | 202101100001022002212121 |
4 | 3012210113303033101 |
5 | 11443124020200423 |
6 | 241540421454241 |
7 | 21255366306604 |
oct | 3064427631721 |
9 | 671301262777 |
10 | 213211100113 |
11 | 82471120260 |
12 | 353a3b71381 |
13 | 1714b36368b |
14 | a4688bc33b |
15 | 582d1c445d |
hex | 31a45f33d1 |
213211100113 has 32 divisors (see below), whose sum is σ = 250756964352. Its totient is φ = 179262019200.
The previous prime is 213211100107. The next prime is 213211100213. The reversal of 213211100113 is 311001112312.
It is a happy number.
It is not a de Polignac number, because 213211100113 - 213 = 213211091921 is a prime.
It is a super-2 number, since 2×2132111001132 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (213211100213) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9345306 + ... + 9368092.
It is an arithmetic number, because the mean of its divisors is an integer number (7836155136).
Almost surely, 2213211100113 is an apocalyptic number.
213211100113 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
213211100113 is a deficient number, since it is larger than the sum of its proper divisors (37545864239).
213211100113 is a wasteful number, since it uses less digits than its factorization.
213211100113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24045.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 213211100113 its reverse (311001112312), we get a palindrome (524212212425).
The spelling of 213211100113 in words is "two hundred thirteen billion, two hundred eleven million, one hundred thousand, one hundred thirteen".
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