Base | Representation |
---|---|
bin | 100100000100010… |
… | …0110001100001110 |
3 | 10010100020012022200 |
4 | 1020020212030032 |
5 | 4434303310014 |
6 | 320031022330 |
7 | 41663433114 |
oct | 11010461416 |
9 | 3110205280 |
10 | 1210213134 |
11 | 571152049 |
12 | 29936a9a6 |
13 | 16395c060 |
14 | b6a2bab4 |
15 | 713a6a09 |
hex | 4822630e |
1210213134 has 48 divisors (see below), whose sum is σ = 2826375552. Its totient is φ = 372037824.
The previous prime is 1210213117. The next prime is 1210213141. The reversal of 1210213134 is 4313120121.
It is a super-2 number, since 2×12102131342 = 2929231659412203912, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 425164 + ... + 428000.
It is an arithmetic number, because the mean of its divisors is an integer number (58882824).
Almost surely, 21210213134 is an apocalyptic number.
1210213134 is an abundant number, since it is smaller than the sum of its proper divisors (1616162418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210213134 is a wasteful number, since it uses less digits than its factorization.
1210213134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4681 (or 4678 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 1210213134 is about 34788.1177128053. The cubic root of 1210213134 is about 1065.6647995031.
Adding to 1210213134 its reverse (4313120121), we get a palindrome (5523333255).
The spelling of 1210213134 in words is "one billion, two hundred ten million, two hundred thirteen thousand, one hundred thirty-four".
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