Base | Representation |
---|---|
bin | 10011000001010111… |
… | …011010111000110001 |
3 | 1221201101101021102110 |
4 | 103001113122320301 |
5 | 313312021330223 |
6 | 13214353235533 |
7 | 1322061142326 |
oct | 230127327061 |
9 | 57641337373 |
10 | 20424011313 |
11 | 8730904aa2 |
12 | 3b5bb62ba9 |
13 | 1c064a53c4 |
14 | dba73ab4d |
15 | 7e80c3d93 |
hex | 4c15dae31 |
20424011313 has 16 divisors (see below), whose sum is σ = 27352527552. Its totient is φ = 13555800000.
The previous prime is 20424011299. The next prime is 20424011341. The reversal of 20424011313 is 31311042402.
It is not a de Polignac number, because 20424011313 - 25 = 20424011281 is a prime.
It is a super-2 number, since 2×204240113132 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 20424011313.
It is not an unprimeable number, because it can be changed into a prime (20424011393) 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 15 ways as a sum of consecutive naturals, for example, 2300503 + ... + 2309363.
It is an arithmetic number, because the mean of its divisors is an integer number (1709532972).
Almost surely, 220424011313 is an apocalyptic number.
It is an amenable number.
20424011313 is a deficient number, since it is larger than the sum of its proper divisors (6928516239).
20424011313 is a wasteful number, since it uses less digits than its factorization.
20424011313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12176.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 20424011313 its reverse (31311042402), we get a palindrome (51735053715).
The spelling of 20424011313 in words is "twenty billion, four hundred twenty-four million, eleven thousand, three hundred thirteen".
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