Base | Representation |
---|---|
bin | 11000101001001001… |
… | …11010010010010100 |
3 | 1021011000210211200102 |
4 | 30110210322102110 |
5 | 204043402402012 |
6 | 10024451233232 |
7 | 645566116433 |
oct | 142444722224 |
9 | 37130724612 |
10 | 13230122132 |
11 | 567a071637 |
12 | 26928a8818 |
13 | 132ac74746 |
14 | 8d714d11a |
15 | 52675b2c2 |
hex | 31493a494 |
13230122132 has 24 divisors (see below), whose sum is σ = 23968144200. Its totient is φ = 6382406016.
The previous prime is 13230122099. The next prime is 13230122149. The reversal of 13230122132 is 23122103231.
It can be written as a sum of positive squares in 4 ways, for example, as 2777922436 + 10452199696 = 52706^2 + 102236^2 .
It is a super-2 number, since 2×132301221322 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125858 + ... + 205670.
It is an arithmetic number, because the mean of its divisors is an integer number (998672675).
Almost surely, 213230122132 is an apocalyptic number.
It is an amenable number.
13230122132 is a deficient number, since it is larger than the sum of its proper divisors (10738022068).
13230122132 is a wasteful number, since it uses less digits than its factorization.
13230122132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81275 (or 81273 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 13230122132 its reverse (23122103231), we get a palindrome (36352225363).
The spelling of 13230122132 in words is "thirteen billion, two hundred thirty million, one hundred twenty-two thousand, one hundred thirty-two".
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