Base | Representation |
---|---|
bin | 110010100101011100… |
… | …010000010111001111 |
3 | 12012012022201211222021 |
4 | 302211130100113033 |
5 | 1342214201131442 |
6 | 40541352231011 |
7 | 3631661023561 |
oct | 624534202717 |
9 | 165168654867 |
10 | 54315255247 |
11 | 21042600200 |
12 | a63a09b467 |
13 | 5177aa0ab6 |
14 | 28b38a9331 |
15 | 162d63de67 |
hex | ca57105cf |
54315255247 has 12 divisors (see below), whose sum is σ = 59801641200. Its totient is φ = 49295005760.
The previous prime is 54315255199. The next prime is 54315255257. The reversal of 54315255247 is 74255251345.
54315255247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 54315255247 - 211 = 54315253199 is a prime.
It is a super-2 number, since 2×543152552472 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54315255257) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 302218 + ... + 447175.
It is an arithmetic number, because the mean of its divisors is an integer number (4983470100).
Almost surely, 254315255247 is an apocalyptic number.
54315255247 is a deficient number, since it is larger than the sum of its proper divisors (5486385953).
54315255247 is a wasteful number, since it uses less digits than its factorization.
54315255247 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 750014 (or 750003 counting only the distinct ones).
The product of its digits is 840000, while the sum is 43.
The spelling of 54315255247 in words is "fifty-four billion, three hundred fifteen million, two hundred fifty-five thousand, two hundred forty-seven".
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