Base | Representation |
---|---|
bin | 101011011101001… |
… | …110001000011001 |
3 | 1212210220010012202 |
4 | 223131032020121 |
5 | 2443121032340 |
6 | 200202415545 |
7 | 24032036450 |
oct | 5335161031 |
9 | 1783803182 |
10 | 729080345 |
11 | 344601944 |
12 | 1842015b5 |
13 | b80818b6 |
14 | 6cb87b97 |
15 | 44018c15 |
hex | 2b74e219 |
729080345 has 16 divisors (see below), whose sum is σ = 1009231488. Its totient is φ = 495265920.
The previous prime is 729080323. The next prime is 729080371. The reversal of 729080345 is 543080927.
729080345 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 729080345 - 26 = 729080281 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 729080299 and 729080308.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93596 + ... + 101085.
It is an arithmetic number, because the mean of its divisors is an integer number (63076968).
Almost surely, 2729080345 is an apocalyptic number.
It is an amenable number.
729080345 is a deficient number, since it is larger than the sum of its proper divisors (280151143).
729080345 is a wasteful number, since it uses less digits than its factorization.
729080345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 194800.
The product of its (nonzero) digits is 60480, while the sum is 38.
The square root of 729080345 is about 27001.4878293771. The cubic root of 729080345 is about 900.0330625714.
The spelling of 729080345 in words is "seven hundred twenty-nine million, eighty thousand, three hundred forty-five".
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