Base | Representation |
---|---|
bin | 10110100110001111… |
… | …11111011111011000 |
3 | 1011022111112120210202 |
4 | 23103013333133120 |
5 | 144321244202412 |
6 | 5323503201332 |
7 | 606433326131 |
oct | 132307773730 |
9 | 34274476722 |
10 | 12132022232 |
11 | 5166234960 |
12 | 2426ba6248 |
13 | 11b460a8a5 |
14 | 831386c88 |
15 | 4b014d3c2 |
hex | 2d31ff7d8 |
12132022232 has 64 divisors (see below), whose sum is σ = 25232148000. Its totient is φ = 5422720000.
The previous prime is 12132022223. The next prime is 12132022237. The reversal of 12132022232 is 23222023121.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12132022237) 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, 1319732 + ... + 1328892.
Almost surely, 212132022232 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12132022232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12616074000).
12132022232 is an abundant number, since it is smaller than the sum of its proper divisors (13100125768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12132022232 is a wasteful number, since it uses less digits than its factorization.
12132022232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9428 (or 9424 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 12132022232 its reverse (23222023121), we get a palindrome (35354045353).
The spelling of 12132022232 in words is "twelve billion, one hundred thirty-two million, twenty-two thousand, two hundred thirty-two".
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