Base | Representation |
---|---|
bin | 10110101111100011… |
… | …11101000010111100 |
3 | 1011111221111221001222 |
4 | 23113301331002330 |
5 | 200001243144012 |
6 | 5335333252512 |
7 | 611402254643 |
oct | 132761750274 |
9 | 34457457058 |
10 | 12210131132 |
11 | 51a6334271 |
12 | 2449194138 |
13 | 11c7858284 |
14 | 83b8ba35a |
15 | 4b6e2b972 |
hex | 2d7c7d0bc |
12210131132 has 12 divisors (see below), whose sum is σ = 21369040056. Its totient is φ = 6104691120.
The previous prime is 12210131123. The next prime is 12210131147. The reversal of 12210131132 is 23113101221.
It is a self number, because there is not a number n which added to its sum of digits gives 12210131132.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12419 + ... + 156762.
It is an arithmetic number, because the mean of its divisors is an integer number (1780753338).
Almost surely, 212210131132 is an apocalyptic number.
It is an amenable number.
12210131132 is a deficient number, since it is larger than the sum of its proper divisors (9158908924).
12210131132 is a wasteful number, since it uses less digits than its factorization.
12210131132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 187228 (or 187226 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 12210131132 its reverse (23113101221), we get a palindrome (35323232353).
The spelling of 12210131132 in words is "twelve billion, two hundred ten million, one hundred thirty-one thousand, one hundred thirty-two".
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