Base | Representation |
---|---|
bin | 10010111100110111110… |
… | …010010100110111001101 |
3 | 11121111111021221221201001 |
4 | 102330313302110313031 |
5 | 132314113110431341 |
6 | 2434135021020301 |
7 | 163042324052665 |
oct | 22746762246715 |
9 | 4544437857631 |
10 | 1302311030221 |
11 | 462341697423 |
12 | 1904913b4691 |
13 | 95a65b32046 |
14 | 470644891a5 |
15 | 23d21c74d31 |
hex | 12f37c94dcd |
1302311030221 has 8 divisors (see below), whose sum is σ = 1321771944960. Its totient is φ = 1282850804928.
The previous prime is 1302311030131. The next prime is 1302311030227. The reversal of 1302311030221 is 1220301132031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1302311030221 - 27 = 1302311030093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1302311030227) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4622805 + ... + 4896421.
It is an arithmetic number, because the mean of its divisors is an integer number (165221493120).
Almost surely, 21302311030221 is an apocalyptic number.
It is an amenable number.
1302311030221 is a deficient number, since it is larger than the sum of its proper divisors (19460914739).
1302311030221 is an equidigital number, since it uses as much as digits as its factorization.
1302311030221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 344723.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 1302311030221 its reverse (1220301132031), we get a palindrome (2522612162252).
The spelling of 1302311030221 in words is "one trillion, three hundred two billion, three hundred eleven million, thirty thousand, two hundred twenty-one".
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