Base | Representation |
---|---|
bin | 100011110000111… |
… | …0000101010011101 |
3 | 10002122001221222221 |
4 | 1013201300222131 |
5 | 4424202014123 |
6 | 315024505341 |
7 | 41511051526 |
oct | 10741605235 |
9 | 3078057887 |
10 | 1200032413 |
11 | 566429128 |
12 | 295a7b251 |
13 | 161806168 |
14 | b553b84d |
15 | 7054525d |
hex | 47870a9d |
1200032413 has 12 divisors (see below), whose sum is σ = 1263441564. Its totient is φ = 1139361600.
The previous prime is 1200032387. The next prime is 1200032437. The reversal of 1200032413 is 3142300021.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 550700089 + 649332324 = 23467^2 + 25482^2 .
It is not a de Polignac number, because 1200032413 - 29 = 1200031901 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1200032213) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39153 + ... + 62713.
It is an arithmetic number, because the mean of its divisors is an integer number (105286797).
Almost surely, 21200032413 is an apocalyptic number.
It is an amenable number.
1200032413 is a deficient number, since it is larger than the sum of its proper divisors (63409151).
1200032413 is an equidigital number, since it uses as much as digits as its factorization.
1200032413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23676 (or 23645 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 1200032413 is about 34641.4839895753. The cubic root of 1200032413 is about 1062.6681368610.
Adding to 1200032413 its reverse (3142300021), we get a palindrome (4342332434).
The spelling of 1200032413 in words is "one billion, two hundred million, thirty-two thousand, four hundred thirteen".
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