Base | Representation |
---|---|
bin | 100000001100110… |
… | …010100100000101 |
3 | 1101122112012200000 |
4 | 200030302210011 |
5 | 2101244124444 |
6 | 125334511513 |
7 | 16246553232 |
oct | 4014624405 |
9 | 1348465600 |
10 | 540223749 |
11 | 257a4010a |
12 | 130b05599 |
13 | 87bc9730 |
14 | 51a66789 |
15 | 32661469 |
hex | 20332905 |
540223749 has 96 divisors (see below), whose sum is σ = 922905984. Its totient is φ = 313528320.
The previous prime is 540223741. The next prime is 540223759. The reversal of 540223749 is 947322045.
It is not a de Polignac number, because 540223749 - 23 = 540223741 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (540223741) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5569269 + ... + 5569365.
It is an arithmetic number, because the mean of its divisors is an integer number (9613604).
Almost surely, 2540223749 is an apocalyptic number.
It is an amenable number.
540223749 is a deficient number, since it is larger than the sum of its proper divisors (382682235).
540223749 is a wasteful number, since it uses less digits than its factorization.
540223749 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209 (or 197 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
The square root of 540223749 is about 23242.7138905938. The cubic root of 540223749 is about 814.4377413417.
The spelling of 540223749 in words is "five hundred forty million, two hundred twenty-three thousand, seven hundred forty-nine".
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