Base | Representation |
---|---|
bin | 10010101000010011… |
… | …000110110110001111 |
3 | 1220122002000120002222 |
4 | 102220103012312033 |
5 | 311431340402010 |
6 | 13104531205555 |
7 | 1305463343645 |
oct | 225023066617 |
9 | 56562016088 |
10 | 20003450255 |
11 | 8535476278 |
12 | 3a631468bb |
13 | 1b6a3151c9 |
14 | d7a943195 |
15 | 7c11ed355 |
hex | 4a84c6d8f |
20003450255 has 8 divisors (see below), whose sum is σ = 24017613792. Its totient is φ = 15993777888.
The previous prime is 20003450237. The next prime is 20003450273. The reversal of 20003450255 is 55205430002.
It is an interprime number because it is at equal distance from previous prime (20003450237) and next prime (20003450273).
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 20003450255 - 228 = 19735014799 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 1112984 + ... + 1130813.
It is an arithmetic number, because the mean of its divisors is an integer number (3002201724).
Almost surely, 220003450255 is an apocalyptic number.
20003450255 is a deficient number, since it is larger than the sum of its proper divisors (4014163537).
20003450255 is a wasteful number, since it uses less digits than its factorization.
20003450255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2245585.
The product of its (nonzero) digits is 6000, while the sum is 26.
Adding to 20003450255 its reverse (55205430002), we get a palindrome (75208880257).
The spelling of 20003450255 in words is "twenty billion, three million, four hundred fifty thousand, two hundred fifty-five".
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