Base | Representation |
---|---|
bin | 10001111001110011101… |
… | …110100001001111111111 |
3 | 11100121121212200110001110 |
4 | 101321303232201033333 |
5 | 130124124332040221 |
6 | 2341105410213103 |
7 | 154613015222412 |
oct | 21716356411777 |
9 | 4317555613043 |
10 | 1230302221311 |
11 | 43484a5914a9 |
12 | 17a535884193 |
13 | 8c02b477987 |
14 | 43792b63b79 |
15 | 2200a111776 |
hex | 11e73ba13ff |
1230302221311 has 16 divisors (see below), whose sum is σ = 1643453475840. Its totient is φ = 818677597920.
The previous prime is 1230302221297. The next prime is 1230302221331. The reversal of 1230302221311 is 1131222030321.
It is not a de Polignac number, because 1230302221311 - 233 = 1221712286719 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1230302221331) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3434181 + ... + 3775473.
It is an arithmetic number, because the mean of its divisors is an integer number (102715842240).
Almost surely, 21230302221311 is an apocalyptic number.
1230302221311 is a deficient number, since it is larger than the sum of its proper divisors (413151254529).
1230302221311 is a wasteful number, since it uses less digits than its factorization.
1230302221311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 343526.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 1230302221311 its reverse (1131222030321), we get a palindrome (2361524251632).
The spelling of 1230302221311 in words is "one trillion, two hundred thirty billion, three hundred two million, two hundred twenty-one thousand, three hundred eleven".
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