Base | Representation |
---|---|
bin | 1100100110001110… |
… | …0100101001011101 |
3 | 22201122222022110100 |
4 | 3021203210221131 |
5 | 23411133424230 |
6 | 1315314131313 |
7 | 146540443266 |
oct | 31143445135 |
9 | 8648868410 |
10 | 3381545565 |
11 | 1485881262 |
12 | 7a4580b39 |
13 | 41b764048 |
14 | 24116596d |
15 | 14bd0e660 |
hex | c98e4a5d |
3381545565 has 48 divisors (see below), whose sum is σ = 6406373376. Its totient is φ = 1642636800.
The previous prime is 3381545527. The next prime is 3381545567. The reversal of 3381545565 is 5655451833.
3381545565 is a `hidden beast` number, since 3 + 3 + 81 + 5 + 4 + 5 + 565 = 666.
3381545565 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 3381545565 - 212 = 3381541469 is a prime.
It is a super-2 number, since 2×33815455652 = 22869700816342338450, which contains 22 as substring.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 3381545565.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3381545567) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47581 + ... + 95010.
It is an arithmetic number, because the mean of its divisors is an integer number (133466112).
Almost surely, 23381545565 is an apocalyptic number.
It is an amenable number.
3381545565 is a deficient number, since it is larger than the sum of its proper divisors (3024827811).
3381545565 is a wasteful number, since it uses less digits than its factorization.
3381545565 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142650 (or 142647 counting only the distinct ones).
The product of its digits is 1080000, while the sum is 45.
The square root of 3381545565 is about 58151.0581589020. The cubic root of 3381545565 is about 1500.9690871120.
The spelling of 3381545565 in words is "three billion, three hundred eighty-one million, five hundred forty-five thousand, five hundred sixty-five".
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