Base | Representation |
---|---|
bin | 101011100010… |
… | …0000001101100 |
3 | 1120221112022001 |
4 | 1113010001230 |
5 | 21320314040 |
6 | 2133102044 |
7 | 364664263 |
oct | 127040154 |
9 | 46845261 |
10 | 22823020 |
11 | 11979300 |
12 | 7787924 |
13 | 496135c |
14 | 30615da |
15 | 200c59a |
hex | 15c406c |
22823020 has 36 divisors (see below), whose sum is σ = 52687152. Its totient is φ = 8298400.
The previous prime is 22822999. The next prime is 22823023. The reversal of 22823020 is 2032822.
It is not an unprimeable number, because it can be changed into a prime (22823023) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2296 + ... + 7135.
It is an arithmetic number, because the mean of its divisors is an integer number (1463532).
Almost surely, 222823020 is an apocalyptic number.
22823020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22823020 is an abundant number, since it is smaller than the sum of its proper divisors (29864132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22823020 is a wasteful number, since it uses less digits than its factorization.
22823020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9462 (or 9449 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 22823020 is about 4777.3444506336. The cubic root of 22823020 is about 283.6553877349.
Adding to 22823020 its reverse (2032822), we get a palindrome (24855842).
The spelling of 22823020 in words is "twenty-two million, eight hundred twenty-three thousand, twenty".
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