Base | Representation |
---|---|
bin | 10010111100110010111… |
… | …101101001001110000111 |
3 | 11121111021122200211112222 |
4 | 102330302331221032013 |
5 | 132313431402023421 |
6 | 2434123010402555 |
7 | 163040322211136 |
oct | 22746275511607 |
9 | 4544248624488 |
10 | 1302230111111 |
11 | 4622aaa48726 |
12 | 19046a29045b |
13 | 95a5213c507 |
14 | 4705782391d |
15 | 23d19addcab |
hex | 12f32f69387 |
1302230111111 has 4 divisors (see below), whose sum is σ = 1302233120400. Its totient is φ = 1302227101824.
The previous prime is 1302230111099. The next prime is 1302230111123. The reversal of 1302230111111 is 1111110322031.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (1302230111099) and next prime (1302230111123).
It is a cyclic number.
It is not a de Polignac number, because 1302230111111 - 210 = 1302230110087 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 1302230111111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1302230111191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 718691 + ... + 1766628.
It is an arithmetic number, because the mean of its divisors is an integer number (325558280100).
Almost surely, 21302230111111 is an apocalyptic number.
1302230111111 is a deficient number, since it is larger than the sum of its proper divisors (3009289).
1302230111111 is an equidigital number, since it uses as much as digits as its factorization.
1302230111111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3009288.
The product of its (nonzero) digits is 36, while the sum is 17.
Adding to 1302230111111 its reverse (1111110322031), we get a palindrome (2413340433142).
The spelling of 1302230111111 in words is "one trillion, three hundred two billion, two hundred thirty million, one hundred eleven thousand, one hundred eleven".
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