Base | Representation |
---|---|
bin | 11001010011110… |
… | …01110000111110 |
3 | 112210111112002011 |
4 | 30221321300332 |
5 | 413322423402 |
6 | 33022321434 |
7 | 5155420543 |
oct | 1451716076 |
9 | 483445064 |
10 | 212311102 |
11 | a9931523 |
12 | 5b12927a |
13 | 34ca7a93 |
14 | 202a8bca |
15 | 1398bed7 |
hex | ca79c3e |
212311102 has 16 divisors (see below), whose sum is σ = 324399600. Its totient is φ = 104195520.
The previous prime is 212311093. The next prime is 212311103. The reversal of 212311102 is 201113212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212311103) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20452 + ... + 29032.
It is an arithmetic number, because the mean of its divisors is an integer number (20274975).
Almost surely, 2212311102 is an apocalyptic number.
212311102 is a deficient number, since it is larger than the sum of its proper divisors (112088498).
212311102 is a wasteful number, since it uses less digits than its factorization.
212311102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8811.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 212311102 is about 14570.8991486456. The cubic root of 212311102 is about 596.5647226906.
Adding to 212311102 its reverse (201113212), we get a palindrome (413424314).
It can be divided in two parts, 2123 and 11102, that added together give a square (13225 = 1152).
The spelling of 212311102 in words is "two hundred twelve million, three hundred eleven thousand, one hundred two".
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