Base | Representation |
---|---|
bin | 1100111000001001011… |
… | …0010110110111011011 |
3 | 210011000220201011102101 |
4 | 3032002112112313123 |
5 | 12111034414343003 |
6 | 245344243344231 |
7 | 21661201636135 |
oct | 3160226266733 |
9 | 704026634371 |
10 | 221230231003 |
11 | 85906774a61 |
12 | 36a61682077 |
13 | 17b28844442 |
14 | a9c9926055 |
15 | 5b4c1ed11d |
hex | 3382596ddb |
221230231003 has 8 divisors (see below), whose sum is σ = 222821193168. Its totient is φ = 219642119424.
The previous prime is 221230230997. The next prime is 221230231043. The reversal of 221230231003 is 300132032122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 221230231003 - 25 = 221230230971 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (221230231043) 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, 556750 + ... + 867427.
It is an arithmetic number, because the mean of its divisors is an integer number (27852649146).
Almost surely, 2221230231003 is an apocalyptic number.
221230231003 is a deficient number, since it is larger than the sum of its proper divisors (1590962165).
221230231003 is a wasteful number, since it uses less digits than its factorization.
221230231003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1425293.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 221230231003 its reverse (300132032122), we get a palindrome (521362263125).
The spelling of 221230231003 in words is "two hundred twenty-one billion, two hundred thirty million, two hundred thirty-one thousand, three".
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