Base | Representation |
---|---|
bin | 10110100110010001… |
… | …10000100101100100 |
3 | 1011022111220210122220 |
4 | 23103020300211210 |
5 | 144321322121312 |
6 | 5323511352340 |
7 | 606435124335 |
oct | 132310604544 |
9 | 34274823586 |
10 | 12132223332 |
11 | 5166361a59 |
12 | 24270826b0 |
13 | 11b467b298 |
14 | 8313da28c |
15 | 4b018cc8c |
hex | 2d3230964 |
12132223332 has 48 divisors (see below), whose sum is σ = 30080538432. Its totient is φ = 3792624640.
The previous prime is 12132223319. The next prime is 12132223339. The reversal of 12132223332 is 23332223121.
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (12132223339) 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, 48498 + ... + 163145.
It is an arithmetic number, because the mean of its divisors is an integer number (626677884).
Almost surely, 212132223332 is an apocalyptic number.
12132223332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12132223332 is an abundant number, since it is smaller than the sum of its proper divisors (17948315100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12132223332 is a wasteful number, since it uses less digits than its factorization.
12132223332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 211948 (or 211946 counting only the distinct ones).
The product of its digits is 2592, while the sum is 24.
Adding to 12132223332 its reverse (23332223121), we get a palindrome (35464446453).
The spelling of 12132223332 in words is "twelve billion, one hundred thirty-two million, two hundred twenty-three thousand, three hundred thirty-two".
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