Base | Representation |
---|---|
bin | 1001001011111011101010… |
… | …11111001110001101010111 |
3 | 2122112012211112002222012002 |
4 | 10211331311133032031113 |
5 | 10121434030242441043 |
6 | 110544145413545515 |
7 | 4153326424323515 |
oct | 445756537161527 |
9 | 78465745088162 |
10 | 20201202312023 |
11 | 6489311074037 |
12 | 232316594529b |
13 | b36c71726835 |
14 | 4dba59cb14b5 |
15 | 25072db50bb8 |
hex | 125f757ce357 |
20201202312023 has 32 divisors (see below), whose sum is σ = 22521963609600. Its totient is φ = 18031214272896.
The previous prime is 20201202312007. The next prime is 20201202312127. The reversal of 20201202312023 is 32021320210202.
It is a happy number.
It is not a de Polignac number, because 20201202312023 - 24 = 20201202312007 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20201202311986 and 20201202312004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20201202311023) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 541437893 + ... + 541475201.
It is an arithmetic number, because the mean of its divisors is an integer number (703811362800).
Almost surely, 220201202312023 is an apocalyptic number.
20201202312023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
20201202312023 is a deficient number, since it is larger than the sum of its proper divisors (2320761297577).
20201202312023 is a wasteful number, since it uses less digits than its factorization.
20201202312023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55911.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 20201202312023 its reverse (32021320210202), we get a palindrome (52222522522225).
The spelling of 20201202312023 in words is "twenty trillion, two hundred one billion, two hundred two million, three hundred twelve thousand, twenty-three".
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