Base | Representation |
---|---|
bin | 1001001001000011010011… |
… | …01100100000011001110111 |
3 | 2122011202100021211201012200 |
4 | 10210201221230200121313 |
5 | 10113323321334020043 |
6 | 110430455452115543 |
7 | 4143223520403024 |
oct | 444415154403167 |
9 | 78152307751180 |
10 | 20102220220023 |
11 | 6450338283317 |
12 | 2307b40a65bb3 |
13 | b2a828a84426 |
14 | 4d6d4a10054b |
15 | 24cd88e837d3 |
hex | 124869b20677 |
20102220220023 has 24 divisors (see below), whose sum is σ = 30157472938320. Its totient is φ = 12887808864000.
The previous prime is 20102220219997. The next prime is 20102220220091. The reversal of 20102220220023 is 32002202220102.
20102220220023 is a `hidden beast` number, since 201 + 0 + 2 + 220 + 220 + 0 + 23 = 666.
It is not a de Polignac number, because 20102220220023 - 222 = 20102216025719 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20102220219978 and 20102220220005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20102220222023) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153360786 + ... + 153491807.
It is an arithmetic number, because the mean of its divisors is an integer number (1256561372430).
Almost surely, 220102220220023 is an apocalyptic number.
20102220220023 is a deficient number, since it is larger than the sum of its proper divisors (10055252718297).
20102220220023 is a wasteful number, since it uses less digits than its factorization.
20102220220023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306852879 (or 306852876 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
Adding to 20102220220023 its reverse (32002202220102), we get a palindrome (52104422440125).
The spelling of 20102220220023 in words is "twenty trillion, one hundred two billion, two hundred twenty million, two hundred twenty thousand, twenty-three".
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