Base | Representation |
---|---|
bin | 1000101001001000… |
… | …0110010011011101 |
3 | 12222200111020000010 |
4 | 2022102012103131 |
5 | 14222410001341 |
6 | 1022113353433 |
7 | 111330451020 |
oct | 21222062335 |
9 | 5880436003 |
10 | 2320000221 |
11 | a90641560 |
12 | 548b68879 |
13 | 2ac8586c6 |
14 | 1801971b7 |
15 | d8a22716 |
hex | 8a4864dd |
2320000221 has 16 divisors (see below), whose sum is σ = 3856624128. Its totient is φ = 1205194800.
The previous prime is 2320000213. The next prime is 2320000253. The reversal of 2320000221 is 1220000232.
It is not a de Polignac number, because 2320000221 - 23 = 2320000213 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2320000197 and 2320000206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2320000121) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5021415 + ... + 5021876.
It is an arithmetic number, because the mean of its divisors is an integer number (241039008).
Almost surely, 22320000221 is an apocalyptic number.
2320000221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
2320000221 is a deficient number, since it is larger than the sum of its proper divisors (1536623907).
2320000221 is a wasteful number, since it uses less digits than its factorization.
2320000221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10043312.
The product of its (nonzero) digits is 48, while the sum is 12.
The square root of 2320000221 is about 48166.3806093005. The cubic root of 2320000221 is about 1323.8212316404.
Adding to 2320000221 its reverse (1220000232), we get a palindrome (3540000453).
The spelling of 2320000221 in words is "two billion, three hundred twenty million, two hundred twenty-one", and thus it is an aban number.
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