Base | Representation |
---|---|
bin | 101001000111000110… |
… | …000000011111111001 |
3 | 11012221100202210110021 |
4 | 221013012000133321 |
5 | 1210400430231301 |
6 | 32140113250441 |
7 | 3121614315532 |
oct | 510706003771 |
9 | 135840683407 |
10 | 44142430201 |
11 | 177a2284181 |
12 | 867b263a21 |
13 | 42163524ac |
14 | 21ca7d9689 |
15 | 12354e38a1 |
hex | a471807f9 |
44142430201 has 3 divisors (see below), whose sum is σ = 44142640303. Its totient is φ = 44142220100.
The previous prime is 44142430193. The next prime is 44142430249. The reversal of 44142430201 is 10203424144.
The square root of 44142430201 is 210101.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in only one way, i.e., 4851261801 + 39291168400 = 69651^2 + 198220^2 .
It is not a de Polignac number, because 44142430201 - 23 = 44142430193 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (44142430261) 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 2 ways as a sum of consecutive naturals, for example, 105051 + ... + 315151.
Almost surely, 244142430201 is an apocalyptic number.
44142430201 is the 210101-st square number.
44142430201 is the 105051-st centered octagonal number.
It is an amenable number.
44142430201 is a deficient number, since it is larger than the sum of its proper divisors (210102).
44142430201 is an frugal number, since it uses more digits than its factorization.
44142430201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 420202 (or 210101 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 25.
Multiplying 44142430201 by its sum of digits (25), we get a square (1103560755025 = 10505052).
Adding to 44142430201 its reverse (10203424144), we get a palindrome (54345854345).
The spelling of 44142430201 in words is "forty-four billion, one hundred forty-two million, four hundred thirty thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •