Base | Representation |
---|---|
bin | 1001001110110111110010… |
… | …11111100001101110110110 |
3 | 2122212212112022101201110110 |
4 | 10213123321133201232312 |
5 | 10130112402003413220 |
6 | 111102411423203450 |
7 | 4163533321065204 |
oct | 447337137415666 |
9 | 78785468351413 |
10 | 20302201232310 |
11 | 651812a355798 |
12 | 233a852146586 |
13 | b43649185b6a |
14 | 5028bb87c074 |
15 | 253190906be0 |
hex | 1276f97e1bb6 |
20302201232310 has 32 divisors (see below), whose sum is σ = 48725562418272. Its totient is φ = 5413889277440.
The previous prime is 20302201232279. The next prime is 20302201232351. The reversal of 20302201232310 is 1323210220302.
It is a happy number.
It is a super-2 number, since 2×203022012323102 (a number of 27 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3640222 + ... + 7338638.
It is an arithmetic number, because the mean of its divisors is an integer number (1522673825571).
Almost surely, 220302201232310 is an apocalyptic number.
20302201232310 is an abundant number, since it is smaller than the sum of its proper divisors (28423361185962).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20302201232310 is a wasteful number, since it uses less digits than its factorization.
20302201232310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3881408.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 20302201232310 its reverse (1323210220302), we get a palindrome (21625411452612).
The spelling of 20302201232310 in words is "twenty trillion, three hundred two billion, two hundred one million, two hundred thirty-two thousand, three hundred ten".
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