Base | Representation |
---|---|
bin | 1110001001101100011… |
… | …0100000100010111001 |
3 | 212020112110211002012111 |
4 | 3202123012200202321 |
5 | 12440402301440400 |
6 | 303404332412321 |
7 | 23364514551244 |
oct | 3423306404271 |
9 | 766473732174 |
10 | 243120343225 |
11 | 9411a1062a1 |
12 | 3b1506170a1 |
13 | 19c069a0176 |
14 | baa4c6025b |
15 | 64cdd723ba |
hex | 389b1a08b9 |
243120343225 has 12 divisors (see below), whose sum is σ = 301840976080. Its totient is φ = 194256435600.
The previous prime is 243120343223. The next prime is 243120343283. The reversal of 243120343225 is 522343021342.
It is not a de Polignac number, because 243120343225 - 21 = 243120343223 is a prime.
It is not an unprimeable number, because it can be changed into a prime (243120343223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5975295 + ... + 6015844.
Almost surely, 2243120343225 is an apocalyptic number.
243120343225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
243120343225 is a deficient number, since it is larger than the sum of its proper divisors (58720632855).
243120343225 is a wasteful number, since it uses less digits than its factorization.
243120343225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11991960 (or 11991955 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 31.
Adding to 243120343225 its reverse (522343021342), we get a palindrome (765463364567).
The spelling of 243120343225 in words is "two hundred forty-three billion, one hundred twenty million, three hundred forty-three thousand, two hundred twenty-five".
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