Base | Representation |
---|---|
bin | 10010111011110000010… |
… | …001011000010011010111 |
3 | 11121101101200021211110101 |
4 | 102323300101120103113 |
5 | 132304133432224343 |
6 | 2433420000434531 |
7 | 163000514550265 |
oct | 22736021302327 |
9 | 4541350254411 |
10 | 1301111211223 |
11 | 4618863a467a |
12 | 1901b7618a47 |
13 | 959043a2085 |
14 | 46d8cda5435 |
15 | 23ca1772e4d |
hex | 12ef04584d7 |
1301111211223 has 12 divisors (see below), whose sum is σ = 1332186816528. Its totient is φ = 1270744510560.
The previous prime is 1301111211181. The next prime is 1301111211233. The reversal of 1301111211223 is 3221121111031.
It is a de Polignac number, because none of the positive numbers 2k-1301111211223 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1301111211223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1301111211233) 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, 29574963 + ... + 29618923.
It is an arithmetic number, because the mean of its divisors is an integer number (111015568044).
Almost surely, 21301111211223 is an apocalyptic number.
1301111211223 is a deficient number, since it is larger than the sum of its proper divisors (31075605305).
1301111211223 is an equidigital number, since it uses as much as digits as its factorization.
1301111211223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60054 (or 60011 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 19.
Adding to 1301111211223 its reverse (3221121111031), we get a palindrome (4522232322254).
The spelling of 1301111211223 in words is "one trillion, three hundred one billion, one hundred eleven million, two hundred eleven thousand, two hundred twenty-three".
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