Base | Representation |
---|---|
bin | 100101000100110… |
… | …0001111011010001 |
3 | 10012200211100222110 |
4 | 1022021201323101 |
5 | 10021431342431 |
6 | 323235255533 |
7 | 42553633563 |
oct | 11211417321 |
9 | 3180740873 |
10 | 1244012241 |
11 | 58923789a |
12 | 2a874a5a9 |
13 | 16a964324 |
14 | bb309333 |
15 | 74331346 |
hex | 4a261ed1 |
1244012241 has 4 divisors (see below), whose sum is σ = 1658682992. Its totient is φ = 829341492.
The previous prime is 1244012239. The next prime is 1244012243. The reversal of 1244012241 is 1422104421.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is an interprime number because it is at equal distance from previous prime (1244012239) and next prime (1244012243).
It is not a de Polignac number, because 1244012241 - 21 = 1244012239 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1244012243) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207335371 + ... + 207335376.
It is an arithmetic number, because the mean of its divisors is an integer number (414670748).
Almost surely, 21244012241 is an apocalyptic number.
It is an amenable number.
1244012241 is a deficient number, since it is larger than the sum of its proper divisors (414670751).
1244012241 is an equidigital number, since it uses as much as digits as its factorization.
1244012241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 414670750.
The product of its (nonzero) digits is 512, while the sum is 21.
The square root of 1244012241 is about 35270.5577075271. The cubic root of 1244012241 is about 1075.4945598206.
Adding to 1244012241 its reverse (1422104421), we get a palindrome (2666116662).
It can be divided in two parts, 1244012 and 241, that added together give a triangular number (1244253 = T1577).
The spelling of 1244012241 in words is "one billion, two hundred forty-four million, twelve thousand, two hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •