Base | Representation |
---|---|
bin | 10001011101110010110… |
… | …100110101110010101111 |
3 | 11020201222120001122110001 |
4 | 101131302310311302233 |
5 | 124131023404030111 |
6 | 2315212521525131 |
7 | 152466425322364 |
oct | 21356264656257 |
9 | 4221876048401 |
10 | 1200222330031 |
11 | 423014240a1a |
12 | 1747400437a7 |
13 | 8924668cb3a |
14 | 4213bc8046b |
15 | 213494a61c1 |
hex | 11772d35caf |
1200222330031 has 4 divisors (see below), whose sum is σ = 1201575456432. Its totient is φ = 1198869203632.
The previous prime is 1200222330017. The next prime is 1200222330079. The reversal of 1200222330031 is 1300332220021.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1200222330031 - 213 = 1200222321839 is a prime.
It is a super-2 number, since 2×12002223300312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1200222329990 and 1200222330008.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1200222330011) 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, 676561870 + ... + 676563643.
It is an arithmetic number, because the mean of its divisors is an integer number (300393864108).
Almost surely, 21200222330031 is an apocalyptic number.
1200222330031 is a deficient number, since it is larger than the sum of its proper divisors (1353126401).
1200222330031 is an equidigital number, since it uses as much as digits as its factorization.
1200222330031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1353126400.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 1200222330031 its reverse (1300332220021), we get a palindrome (2500554550052).
The spelling of 1200222330031 in words is "one trillion, two hundred billion, two hundred twenty-two million, three hundred thirty thousand, thirty-one".
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