Base | Representation |
---|---|
bin | 1000011101101111… |
… | …0111111110110101 |
3 | 12212100121022102122 |
4 | 2013123313332311 |
5 | 14123142400344 |
6 | 1013245445325 |
7 | 110210435123 |
oct | 20733677665 |
9 | 5770538378 |
10 | 2272231349 |
11 | a66685053 |
12 | 534b70845 |
13 | 2a29a19bb |
14 | 177ac0913 |
15 | d4738aee |
hex | 876f7fb5 |
2272231349 has 4 divisors (see below), whose sum is σ = 2293467264. Its totient is φ = 2250995436.
The previous prime is 2272231343. The next prime is 2272231363. The reversal of 2272231349 is 9431322722.
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 2272231349 - 216 = 2272165813 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2272231343) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10617797 + ... + 10618010.
It is an arithmetic number, because the mean of its divisors is an integer number (573366816).
Almost surely, 22272231349 is an apocalyptic number.
It is an amenable number.
2272231349 is a deficient number, since it is larger than the sum of its proper divisors (21235915).
2272231349 is a wasteful number, since it uses less digits than its factorization.
2272231349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21235914.
The product of its digits is 36288, while the sum is 35.
The square root of 2272231349 is about 47667.9278865780. The cubic root of 2272231349 is about 1314.6723099304.
The spelling of 2272231349 in words is "two billion, two hundred seventy-two million, two hundred thirty-one thousand, three hundred forty-nine".
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