Base | Representation |
---|---|
bin | 1011110101110111010110… |
… | …1011001100100010110101 |
3 | 1201002200221120220121110122 |
4 | 2331131311223030202311 |
5 | 3201310000123211041 |
6 | 43405151545301325 |
7 | 2512444144044260 |
oct | 275356553144265 |
9 | 51080846817418 |
10 | 13020020132021 |
11 | 416a839a2a251 |
12 | 156344a494845 |
13 | 735a23591596 |
14 | 33025ac6bcd7 |
15 | 178a3207cc4b |
hex | bd775acc8b5 |
13020020132021 has 64 divisors (see below), whose sum is σ = 16206521472000. Its totient is φ = 10214600073216.
The previous prime is 13020020132003. The next prime is 13020020132033. The reversal of 13020020132021 is 12023102002031.
It is not a de Polignac number, because 13020020132021 - 214 = 13020020115637 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13020020132071) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 256027205 + ... + 256078053.
It is an arithmetic number, because the mean of its divisors is an integer number (253226898000).
Almost surely, 213020020132021 is an apocalyptic number.
It is an amenable number.
13020020132021 is a deficient number, since it is larger than the sum of its proper divisors (3186501339979).
13020020132021 is a wasteful number, since it uses less digits than its factorization.
13020020132021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51398.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 13020020132021 its reverse (12023102002031), we get a palindrome (25043122134052).
The spelling of 13020020132021 in words is "thirteen trillion, twenty billion, twenty million, one hundred thirty-two thousand, twenty-one".
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