Base | Representation |
---|---|
bin | 110110100010011… |
… | …1011101101000101 |
3 | 11201112111010022220 |
4 | 1231010323231011 |
5 | 12221440302134 |
6 | 501331242553 |
7 | 63230553105 |
oct | 15504735505 |
9 | 4645433286 |
10 | 1830009669 |
11 | 859aa1394 |
12 | 430a49459 |
13 | 232199577 |
14 | 135089205 |
15 | aa9d5149 |
hex | 6d13bb45 |
1830009669 has 4 divisors (see below), whose sum is σ = 2440012896. Its totient is φ = 1220006444.
The previous prime is 1830009661. The next prime is 1830009673. The reversal of 1830009669 is 9669000381.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1830009669 - 23 = 1830009661 is a prime.
It is a super-2 number, since 2×18300096692 = 6697870777266979122, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1830009669.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1830009661) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305001609 + ... + 305001614.
It is an arithmetic number, because the mean of its divisors is an integer number (610003224).
Almost surely, 21830009669 is an apocalyptic number.
It is an amenable number.
1830009669 is a deficient number, since it is larger than the sum of its proper divisors (610003227).
1830009669 is an equidigital number, since it uses as much as digits as its factorization.
1830009669 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 610003226.
The product of its (nonzero) digits is 69984, while the sum is 42.
The square root of 1830009669 is about 42778.6122846452. The cubic root of 1830009669 is about 1223.1633549235.
The spelling of 1830009669 in words is "one billion, eight hundred thirty million, nine thousand, six hundred sixty-nine".
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