Base | Representation |
---|---|
bin | 1000011111011101… |
… | …0011111010010010 |
3 | 12212212010201101120 |
4 | 2013313103322102 |
5 | 14132013024014 |
6 | 1014103543110 |
7 | 110325531645 |
oct | 20767237222 |
9 | 5785121346 |
10 | 2279423634 |
11 | a6a747794 |
12 | 53745aa96 |
13 | 2a431c5a7 |
14 | 178a33a5c |
15 | d51a9ba9 |
hex | 87dd3e92 |
2279423634 has 16 divisors (see below), whose sum is σ = 4564032480. Its totient is φ = 758943680.
The previous prime is 2279423633. The next prime is 2279423647. The reversal of 2279423634 is 4363249722.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (2279423633) 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, 210324 + ... + 220895.
It is an arithmetic number, because the mean of its divisors is an integer number (285252030).
Almost surely, 22279423634 is an apocalyptic number.
2279423634 is an abundant number, since it is smaller than the sum of its proper divisors (2284608846).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2279423634 is a wasteful number, since it uses less digits than its factorization.
2279423634 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 432105.
The product of its digits is 435456, while the sum is 42.
The square root of 2279423634 is about 47743.3098349915. The cubic root of 2279423634 is about 1316.0579580015.
The spelling of 2279423634 in words is "two billion, two hundred seventy-nine million, four hundred twenty-three thousand, six hundred thirty-four".
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