Base | Representation |
---|---|
bin | 10001011110110100011… |
… | …000001000101001000001 |
3 | 11020211211012110211000202 |
4 | 101132310120020221001 |
5 | 124140301424220223 |
6 | 2315514005454545 |
7 | 152535611243555 |
oct | 21366430105101 |
9 | 4224735424022 |
10 | 1201322101313 |
11 | 42352900a404 |
12 | 1749a8411455 |
13 | 89390490689 |
14 | 42203d5d865 |
15 | 213b0ce4428 |
hex | 117b4608a41 |
1201322101313 has 4 divisors (see below), whose sum is σ = 1203997652100. Its totient is φ = 1198646550528.
The previous prime is 1201322101211. The next prime is 1201322101333. The reversal of 1201322101313 is 3131012231021.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 752819993104 + 448502108209 = 867652^2 + 669703^2 .
It is a cyclic number.
It is not a de Polignac number, because 1201322101313 - 214 = 1201322084929 is a prime.
It is a super-2 number, since 2×12013221013132 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1201322101333) 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, 1337774720 + ... + 1337775617.
It is an arithmetic number, because the mean of its divisors is an integer number (300999413025).
Almost surely, 21201322101313 is an apocalyptic number.
It is an amenable number.
1201322101313 is a deficient number, since it is larger than the sum of its proper divisors (2675550787).
1201322101313 is an equidigital number, since it uses as much as digits as its factorization.
1201322101313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2675550786.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 1201322101313 its reverse (3131012231021), we get a palindrome (4332334332334).
The spelling of 1201322101313 in words is "one trillion, two hundred one billion, three hundred twenty-two million, one hundred one thousand, three hundred thirteen".
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