Base | Representation |
---|---|
bin | 1111111001010… |
… | …10011111110111 |
3 | 100021220112111220 |
4 | 13330222133313 |
5 | 233113440343 |
6 | 21122001423 |
7 | 3206253516 |
oct | 774523767 |
9 | 307815456 |
10 | 133343223 |
11 | 692a5812 |
12 | 387a6273 |
13 | 21819420 |
14 | 139d067d |
15 | ba8e183 |
hex | 7f2a7f7 |
133343223 has 16 divisors (see below), whose sum is σ = 202730976. Its totient is φ = 77230080.
The previous prime is 133343207. The next prime is 133343233. The reversal of 133343223 is 322343331.
It is a happy number.
It is not a de Polignac number, because 133343223 - 24 = 133343207 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 133343193 and 133343202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133343233) 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, 99898 + ... + 101223.
It is an arithmetic number, because the mean of its divisors is an integer number (12670686).
Almost surely, 2133343223 is an apocalyptic number.
133343223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
133343223 is a deficient number, since it is larger than the sum of its proper divisors (69387753).
133343223 is a wasteful number, since it uses less digits than its factorization.
133343223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 201154.
The product of its digits is 3888, while the sum is 24.
The square root of 133343223 is about 11547.4336109804. The cubic root of 133343223 is about 510.8855855248.
Adding to 133343223 its reverse (322343331), we get a palindrome (455686554).
The spelling of 133343223 in words is "one hundred thirty-three million, three hundred forty-three thousand, two hundred twenty-three".
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