Base | Representation |
---|---|
bin | 1010101011000000… |
… | …11110001001001011 |
3 | 112210022010221001100 |
4 | 11111200132021023 |
5 | 43213230331411 |
6 | 2344311552443 |
7 | 261661211133 |
oct | 52540361113 |
9 | 15708127040 |
10 | 5729542731 |
11 | 24801a5290 |
12 | 113a98b723 |
13 | 704042a93 |
14 | 3c4d29ac3 |
15 | 238012456 |
hex | 15581e24b |
5729542731 has 24 divisors (see below), whose sum is σ = 9339698160. Its totient is φ = 3352708800.
The previous prime is 5729542727. The next prime is 5729542769. The reversal of 5729542731 is 1372459275.
It is a happy number.
5729542731 is a `hidden beast` number, since 5 + 72 + 9 + 542 + 7 + 31 = 666.
It is not a de Polignac number, because 5729542731 - 22 = 5729542727 is a prime.
It is a super-3 number, since 3×57295427313 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (5729542831) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 994960 + ... + 1000701.
It is an arithmetic number, because the mean of its divisors is an integer number (389154090).
Almost surely, 25729542731 is an apocalyptic number.
5729542731 is a deficient number, since it is larger than the sum of its proper divisors (3610155429).
5729542731 is a wasteful number, since it uses less digits than its factorization.
5729542731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1995707 (or 1995704 counting only the distinct ones).
The product of its digits is 529200, while the sum is 45.
The square root of 5729542731 is about 75693.7430108989. The cubic root of 5729542731 is about 1789.3967913286.
The spelling of 5729542731 in words is "five billion, seven hundred twenty-nine million, five hundred forty-two thousand, seven hundred thirty-one".
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