Base | Representation |
---|---|
bin | 1011110000010100… |
… | …0000101101100001 |
3 | 22010220111110112201 |
4 | 2330011000231201 |
5 | 22430242231431 |
6 | 1241035453201 |
7 | 141123500035 |
oct | 27405005541 |
9 | 8126443481 |
10 | 3155430241 |
11 | 137a181497 |
12 | 7408b7201 |
13 | 3b3964cb2 |
14 | 21d1061c5 |
15 | 137047461 |
hex | bc140b61 |
3155430241 has 4 divisors (see below), whose sum is σ = 3155799492. Its totient is φ = 3155060992.
The previous prime is 3155430221. The next prime is 3155430247. The reversal of 3155430241 is 1420345513.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1921945600 + 1233484641 = 43840^2 + 35121^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3155430241 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3155430247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171496 + ... + 189001.
It is an arithmetic number, because the mean of its divisors is an integer number (788949873).
Almost surely, 23155430241 is an apocalyptic number.
It is an amenable number.
3155430241 is a deficient number, since it is larger than the sum of its proper divisors (369251).
3155430241 is an equidigital number, since it uses as much as digits as its factorization.
3155430241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 369250.
The product of its (nonzero) digits is 7200, while the sum is 28.
The square root of 3155430241 is about 56173.2164024814. The cubic root of 3155430241 is about 1466.7390718789.
Adding to 3155430241 its reverse (1420345513), we get a palindrome (4575775754).
The spelling of 3155430241 in words is "three billion, one hundred fifty-five million, four hundred thirty thousand, two hundred forty-one".
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