Base | Representation |
---|---|
bin | 10101011100000111… |
… | …000111000001011000 |
3 | 2012102022120112102121 |
4 | 111130013013001120 |
5 | 334121133012440 |
6 | 14324134511024 |
7 | 1443314335504 |
oct | 253407070130 |
9 | 65368515377 |
10 | 23020204120 |
11 | 984333a091 |
12 | 4565505474 |
13 | 222b314474 |
14 | 118546b304 |
15 | 8eaea134a |
hex | 55c1c7058 |
23020204120 has 32 divisors (see below), whose sum is σ = 54047437920. Its totient is φ = 8807729920.
The previous prime is 23020204111. The next prime is 23020204121. The reversal of 23020204120 is 2140202032.
It is a junction number, because it is equal to n+sod(n) for n = 23020204094 and 23020204103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23020204121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12510061 + ... + 12511900.
It is an arithmetic number, because the mean of its divisors is an integer number (1688982435).
Almost surely, 223020204120 is an apocalyptic number.
23020204120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23020204120 is an abundant number, since it is smaller than the sum of its proper divisors (31027233800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23020204120 is a wasteful number, since it uses less digits than its factorization.
23020204120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25021995 (or 25021991 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 23020204120 its reverse (2140202032), we get a palindrome (25160406152).
The spelling of 23020204120 in words is "twenty-three billion, twenty million, two hundred four thousand, one hundred twenty".
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