Base | Representation |
---|---|
bin | 101011011101010… |
… | …010111100001001 |
3 | 1212210221010020020 |
4 | 223131102330021 |
5 | 2443122200131 |
6 | 200203051053 |
7 | 24032151045 |
oct | 5335227411 |
9 | 1783833206 |
10 | 729100041 |
11 | 34461571a |
12 | 184210a89 |
13 | b808a857 |
14 | 6cb91025 |
15 | 4401e996 |
hex | 2b752f09 |
729100041 has 4 divisors (see below), whose sum is σ = 972133392. Its totient is φ = 486066692.
The previous prime is 729099953. The next prime is 729100051. The reversal of 729100041 is 140001927.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 729100041 - 27 = 729099913 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 729099984 and 729100020.
It is not an unprimeable number, because it can be changed into a prime (729100051) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121516671 + ... + 121516676.
It is an arithmetic number, because the mean of its divisors is an integer number (243033348).
Almost surely, 2729100041 is an apocalyptic number.
It is an amenable number.
729100041 is a deficient number, since it is larger than the sum of its proper divisors (243033351).
729100041 is a wasteful number, since it uses less digits than its factorization.
729100041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 243033350.
The product of its (nonzero) digits is 504, while the sum is 24.
The square root of 729100041 is about 27001.8525475568. The cubic root of 729100041 is about 900.0411672527.
Adding to 729100041 its reverse (140001927), we get a palindrome (869101968).
The spelling of 729100041 in words is "seven hundred twenty-nine million, one hundred thousand, forty-one".
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