Base | Representation |
---|---|
bin | 1100010101110011011… |
… | …1000000111011111110 |
3 | 202021020102201010021012 |
4 | 3011130313000323332 |
5 | 11433144344320014 |
6 | 241221402235222 |
7 | 21213560340542 |
oct | 3053467007376 |
9 | 667212633235 |
10 | 212011323134 |
11 | 81a05957036 |
12 | 3510a1b5b12 |
13 | 16cb9919880 |
14 | a393409a22 |
15 | 57acbcec3e |
hex | 315cdc0efe |
212011323134 has 32 divisors (see below), whose sum is σ = 363102790176. Its totient is φ = 91974251520.
The previous prime is 212011323133. The next prime is 212011323179. The reversal of 212011323134 is 431323110212.
It is a super-2 number, since 2×2120113231342 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212011323131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21209 + ... + 651515.
It is an arithmetic number, because the mean of its divisors is an integer number (11346962193).
Almost surely, 2212011323134 is an apocalyptic number.
212011323134 is a deficient number, since it is larger than the sum of its proper divisors (151091467042).
212011323134 is a wasteful number, since it uses less digits than its factorization.
212011323134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 631100.
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 212011323134 its reverse (431323110212), we get a palindrome (643334433346).
The spelling of 212011323134 in words is "two hundred twelve billion, eleven million, three hundred twenty-three thousand, one hundred thirty-four".
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