Base | Representation |
---|---|
bin | 1000001101101110… |
… | …0100011101100100 |
3 | 12200200011202200221 |
4 | 2003123210131210 |
5 | 14003442330112 |
6 | 1002445414124 |
7 | 105433360300 |
oct | 20333443544 |
9 | 5620152627 |
10 | 2205042532 |
11 | a31764100 |
12 | 51656a344 |
13 | 291aa88c4 |
14 | 16cbd0d00 |
15 | cd8b5e07 |
hex | 836e4764 |
2205042532 has 108 divisors (see below), whose sum is σ = 4985113980. Its totient is φ = 850227840.
The previous prime is 2205042523. The next prime is 2205042547. The reversal of 2205042532 is 2352405022.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 734626816 + 1470415716 = 27104^2 + 38346^2 .
It is a super-4 number, since 4×22050425324 (a number of 38 digits) contains 4444 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2205042497 and 2205042506.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2584618 + ... + 2585470.
Almost surely, 22205042532 is an apocalyptic number.
2205042532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2205042532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2492556990).
2205042532 is an abundant number, since it is smaller than the sum of its proper divisors (2780071448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2205042532 is a wasteful number, since it uses less digits than its factorization.
2205042532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1002 (or 982 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 25.
The square root of 2205042532 is about 46957.8804036128. The cubic root of 2205042532 is about 1301.5843665041.
Adding to 2205042532 its reverse (2352405022), we get a palindrome (4557447554).
The spelling of 2205042532 in words is "two billion, two hundred five million, forty-two thousand, five hundred thirty-two".
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