Base | Representation |
---|---|
bin | 100100011101001… |
… | …0110001000000100 |
3 | 10011020202202202102 |
4 | 1020322112020010 |
5 | 10001123121112 |
6 | 321214331232 |
7 | 42212330513 |
oct | 11072261004 |
9 | 3136682672 |
10 | 1223254532 |
11 | 57854a265 |
12 | 2a17b9b18 |
13 | 166577066 |
14 | b866467a |
15 | 725d0bc2 |
hex | 48e96204 |
1223254532 has 12 divisors (see below), whose sum is σ = 2143938636. Its totient is φ = 610700640.
The previous prime is 1223254519. The next prime is 1223254547. The reversal of 1223254532 is 2354523221.
It can be written as a sum of positive squares in 2 ways, for example, as 422138116 + 801116416 = 20546^2 + 28304^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1223254495 and 1223254504.
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 3 ways as a sum of consecutive naturals, for example, 228683 + ... + 233970.
It is an arithmetic number, because the mean of its divisors is an integer number (178661553).
Almost surely, 21223254532 is an apocalyptic number.
It is an amenable number.
1223254532 is a deficient number, since it is larger than the sum of its proper divisors (920684104).
1223254532 is a wasteful number, since it uses less digits than its factorization.
1223254532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 463318 (or 463316 counting only the distinct ones).
The product of its digits is 14400, while the sum is 29.
The square root of 1223254532 is about 34975.0558541370. The cubic root of 1223254532 is about 1069.4790406591.
Adding to 1223254532 its reverse (2354523221), we get a palindrome (3577777753).
The spelling of 1223254532 in words is "one billion, two hundred twenty-three million, two hundred fifty-four thousand, five hundred thirty-two".
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