Base | Representation |
---|---|
bin | 100100000110010… |
… | …1111110100000010 |
3 | 10010102021110202112 |
4 | 1020030233310002 |
5 | 4440043113442 |
6 | 320110215322 |
7 | 42005614103 |
oct | 11014576402 |
9 | 3112243675 |
10 | 1211301122 |
11 | 571825509 |
12 | 2997b4542 |
13 | 163c50335 |
14 | b6c323aa |
15 | 7151e082 |
hex | 4832fd02 |
1211301122 has 8 divisors (see below), whose sum is σ = 1817324796. Its totient is φ = 605526192.
The previous prime is 1211301121. The next prime is 1211301131. The reversal of 1211301122 is 2211031121.
It can be written as a sum of positive squares in 2 ways, for example, as 1201384921 + 9916201 = 34661^2 + 3149^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1211301097 and 1211301106.
It is not an unprimeable number, because it can be changed into a prime (1211301121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49493 + ... + 69800.
Almost surely, 21211301122 is an apocalyptic number.
1211301122 is a deficient number, since it is larger than the sum of its proper divisors (606023674).
1211301122 is a wasteful number, since it uses less digits than its factorization.
1211301122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124372.
The product of its (nonzero) digits is 24, while the sum is 14.
The square root of 1211301122 is about 34803.7515506590. The cubic root of 1211301122 is about 1065.9840499475.
Adding to 1211301122 its reverse (2211031121), we get a palindrome (3422332243).
The spelling of 1211301122 in words is "one billion, two hundred eleven million, three hundred one thousand, one hundred twenty-two".
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