Base | Representation |
---|---|
bin | 111101100000110… |
… | …110000111011010 |
3 | 2122220221001220100 |
4 | 331200312013122 |
5 | 4103144123232 |
6 | 250223440230 |
7 | 34401012645 |
oct | 7540660732 |
9 | 2586831810 |
10 | 1032020442 |
11 | 48a604262 |
12 | 249756076 |
13 | 135a6b9ab |
14 | 9b0c4a5c |
15 | 60908c7c |
hex | 3d8361da |
1032020442 has 96 divisors (see below), whose sum is σ = 2436295680. Its totient is φ = 314772480.
The previous prime is 1032020369. The next prime is 1032020443. The reversal of 1032020442 is 2440202301.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (1032020443) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1244484 + ... + 1245312.
It is an arithmetic number, because the mean of its divisors is an integer number (25378080).
Almost surely, 21032020442 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1032020442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1218147840).
1032020442 is an abundant number, since it is smaller than the sum of its proper divisors (1404275238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1032020442 is a wasteful number, since it uses less digits than its factorization.
1032020442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 988 (or 985 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 1032020442 is about 32125.0749726752. The cubic root of 1032020442 is about 1010.5615418016.
Adding to 1032020442 its reverse (2440202301), we get a palindrome (3472222743).
The spelling of 1032020442 in words is "one billion, thirty-two million, twenty thousand, four hundred forty-two".
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