Base | Representation |
---|---|
bin | 100111101100100011… |
… | …001100110101010101 |
3 | 11002000111100211201220 |
4 | 213230203030311111 |
5 | 1144243034344440 |
6 | 31325250240553 |
7 | 3036150356511 |
oct | 475443146525 |
9 | 132014324656 |
10 | 42623356245 |
11 | 17092856458 |
12 | 8316586159 |
13 | 4033712472 |
14 | 20c4b6d141 |
15 | 1196e7c8d0 |
hex | 9ec8ccd55 |
42623356245 has 64 divisors (see below), whose sum is σ = 72616780800. Its totient is φ = 21314442240.
The previous prime is 42623356213. The next prime is 42623356247. The reversal of 42623356245 is 54265332624.
It is not a de Polignac number, because 42623356245 - 25 = 42623356213 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 42623356197 and 42623356206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42623356247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2086099 + ... + 2106431.
It is an arithmetic number, because the mean of its divisors is an integer number (1134637200).
Almost surely, 242623356245 is an apocalyptic number.
It is an amenable number.
42623356245 is a deficient number, since it is larger than the sum of its proper divisors (29993424555).
42623356245 is a wasteful number, since it uses less digits than its factorization.
42623356245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20510.
The product of its digits is 1036800, while the sum is 42.
Adding to 42623356245 its reverse (54265332624), we get a palindrome (96888688869).
The spelling of 42623356245 in words is "forty-two billion, six hundred twenty-three million, three hundred fifty-six thousand, two hundred forty-five".
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