Base | Representation |
---|---|
bin | 1011001100101000… |
… | …0101010101111001 |
3 | 21202110212200102002 |
4 | 2303022011111321 |
5 | 22123433434420 |
6 | 1214131550345 |
7 | 134325403136 |
oct | 26312052571 |
9 | 7673780362 |
10 | 3005764985 |
11 | 13027487a3 |
12 | 6ba75b3b5 |
13 | 38b952582 |
14 | 2072a758d |
15 | 128d32075 |
hex | b3285579 |
3005764985 has 8 divisors (see below), whose sum is σ = 3819089736. Its totient is φ = 2263164160.
The previous prime is 3005764963. The next prime is 3005764987. The reversal of 3005764985 is 5894675003.
3005764985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 115197289 + 2890567696 = 10733^2 + 53764^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3005764985 - 210 = 3005763961 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3005764987) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17680886 + ... + 17681055.
It is an arithmetic number, because the mean of its divisors is an integer number (477386217).
Almost surely, 23005764985 is an apocalyptic number.
It is an amenable number.
3005764985 is a deficient number, since it is larger than the sum of its proper divisors (813324751).
3005764985 is a wasteful number, since it uses less digits than its factorization.
3005764985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35361963.
The product of its (nonzero) digits is 907200, while the sum is 47.
The square root of 3005764985 is about 54824.8573641555. The cubic root of 3005764985 is about 1443.1728177410.
The spelling of 3005764985 in words is "three billion, five million, seven hundred sixty-four thousand, nine hundred eighty-five".
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