Base | Representation |
---|---|
bin | 10000110001100110… |
… | …10110101000001101 |
3 | 212020122110201210012 |
4 | 20120303112220031 |
5 | 121421022043210 |
6 | 4045354523005 |
7 | 436115105654 |
oct | 103063265015 |
9 | 25218421705 |
10 | 9006049805 |
11 | 3901753575 |
12 | 18b4136465 |
13 | b06abab6c |
14 | 61614c19b |
15 | 37a9c4305 |
hex | 218cd6a0d |
9006049805 has 8 divisors (see below), whose sum is σ = 10808407800. Its totient is φ = 7204074496.
The previous prime is 9006049783. The next prime is 9006049813. The reversal of 9006049805 is 5089406009.
It can be written as a sum of positive squares in 4 ways, for example, as 2012240164 + 6993809641 = 44858^2 + 83629^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 9006049805 - 210 = 9006048781 is a prime.
It is a super-2 number, since 2×90060498052 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41060 + ... + 140349.
It is an arithmetic number, because the mean of its divisors is an integer number (1351050975).
Almost surely, 29006049805 is an apocalyptic number.
It is an amenable number.
9006049805 is a deficient number, since it is larger than the sum of its proper divisors (1802357995).
9006049805 is a wasteful number, since it uses less digits than its factorization.
9006049805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191343.
The product of its (nonzero) digits is 77760, while the sum is 41.
The square root of 9006049805 is about 94900.2097205270. The cubic root of 9006049805 is about 2080.5497964921.
The spelling of 9006049805 in words is "nine billion, six million, forty-nine thousand, eight hundred five".
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