Base | Representation |
---|---|
bin | 1000010111001111… |
… | …0101101110111001 |
3 | 12210110021202000121 |
4 | 2011303311232321 |
5 | 14044202143121 |
6 | 1010433133241 |
7 | 106426560304 |
oct | 20563655671 |
9 | 5713252017 |
10 | 2244959161 |
11 | a52248055 |
12 | 5279ba221 |
13 | 29a143503 |
14 | 174221b3b |
15 | d214d141 |
hex | 85cf5bb9 |
2244959161 has 3 divisors (see below), whose sum is σ = 2245006543. Its totient is φ = 2244911780.
The previous prime is 2244959159. The next prime is 2244959317. The reversal of 2244959161 is 1619594422.
The square root of 2244959161 is 47381.
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., 2031214761 + 213744400 = 45069^2 + 14620^2 .
It is not a de Polignac number, because 2244959161 - 21 = 2244959159 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2244959111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 23691 + ... + 71071.
Almost surely, 22244959161 is an apocalyptic number.
2244959161 is the 47381-st square number.
2244959161 is the 23691-st centered octagonal number.
It is an amenable number.
2244959161 is a deficient number, since it is larger than the sum of its proper divisors (47382).
2244959161 is an frugal number, since it uses more digits than its factorization.
2244959161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94762 (or 47381 counting only the distinct ones).
The product of its digits is 155520, while the sum is 43.
The cubic root of 2244959161 is about 1309.3913924093.
The spelling of 2244959161 in words is "two billion, two hundred forty-four million, nine hundred fifty-nine thousand, one hundred sixty-one".
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