Base | Representation |
---|---|
bin | 1011001100101011… |
… | …1101101011100001 |
3 | 21202111022101221202 |
4 | 2303022331223201 |
5 | 22124013330440 |
6 | 1214140530545 |
7 | 134330353664 |
oct | 26312755341 |
9 | 7674271852 |
10 | 3005995745 |
11 | 1302896105 |
12 | 6ba850a55 |
13 | 38ba0360c |
14 | 2073276db |
15 | 128d7a615 |
hex | b32bdae1 |
3005995745 has 8 divisors (see below), whose sum is σ = 3608020584. Its totient is φ = 2404246144.
The previous prime is 3005995739. The next prime is 3005995747. The reversal of 3005995745 is 5475995003.
It can be written as a sum of positive squares in 4 ways, for example, as 306985441 + 2699010304 = 17521^2 + 51952^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3005995745 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 3005995745.
It is not an unprimeable number, because it can be changed into a prime (3005995747) 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, 43964 + ... + 89133.
It is an arithmetic number, because the mean of its divisors is an integer number (451002573).
Almost surely, 23005995745 is an apocalyptic number.
It is an amenable number.
3005995745 is a deficient number, since it is larger than the sum of its proper divisors (602024839).
3005995745 is a wasteful number, since it uses less digits than its factorization.
3005995745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137619.
The product of its (nonzero) digits is 850500, while the sum is 47.
The square root of 3005995745 is about 54826.9618436039. The cubic root of 3005995745 is about 1443.2097487762.
The spelling of 3005995745 in words is "three billion, five million, nine hundred ninety-five thousand, seven hundred forty-five".
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