Base | Representation |
---|---|
bin | 1000011101110011… |
… | …0110111110000101 |
3 | 12212101002102100012 |
4 | 2013130312332011 |
5 | 14123224124344 |
6 | 1013255200005 |
7 | 110212561244 |
oct | 20734667605 |
9 | 5771072305 |
10 | 2272489349 |
11 | a66840979 |
12 | 535076005 |
13 | 2a2a62270 |
14 | 177b4a95b |
15 | d478a29e |
hex | 87736f85 |
2272489349 has 8 divisors (see below), whose sum is σ = 2448969432. Its totient is φ = 2096248320.
The previous prime is 2272489337. The next prime is 2272489381. The reversal of 2272489349 is 9439842722.
It can be written as a sum of positive squares in 4 ways, for example, as 66308449 + 2206180900 = 8143^2 + 46970^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2272489349 - 24 = 2272489333 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2272489297 and 2272489306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2272489249) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39764 + ... + 78269.
It is an arithmetic number, because the mean of its divisors is an integer number (306121179).
Almost surely, 22272489349 is an apocalyptic number.
It is an amenable number.
2272489349 is a deficient number, since it is larger than the sum of its proper divisors (176480083).
2272489349 is a wasteful number, since it uses less digits than its factorization.
2272489349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119527.
The product of its digits is 1741824, while the sum is 50.
The square root of 2272489349 is about 47670.6340318649. The cubic root of 2272489349 is about 1314.7220661050.
The spelling of 2272489349 in words is "two billion, two hundred seventy-two million, four hundred eighty-nine thousand, three hundred forty-nine".
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