Base | Representation |
---|---|
bin | 11011000110010… |
… | …00100010110010 |
3 | 120211201201222012 |
4 | 31203020202302 |
5 | 431143020332 |
6 | 34320042522 |
7 | 5430064400 |
oct | 1543104262 |
9 | 524651865 |
10 | 227313842 |
11 | 107349288 |
12 | 64163442 |
13 | 3812b742 |
14 | 22292470 |
15 | 14e523b2 |
hex | d8c88b2 |
227313842 has 18 divisors (see below), whose sum is σ = 396900063. Its totient is φ = 97356252.
The previous prime is 227313841. The next prime is 227313847. The reversal of 227313842 is 248313722.
It can be written as a sum of positive squares in only one way, i.e., 113656921 + 113656921 = 10661^2 + 10661^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=10661.
It is a junction number, because it is equal to n+sod(n) for n = 227313799 and 227313808.
It is not an unprimeable number, because it can be changed into a prime (227313841) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 148493 + ... + 150015.
Almost surely, 2227313842 is an apocalyptic number.
227313842 is a deficient number, since it is larger than the sum of its proper divisors (169586221).
227313842 is an frugal number, since it uses more digits than its factorization.
227313842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3062 (or 1532 counting only the distinct ones).
The product of its digits is 16128, while the sum is 32.
The square root of 227313842 is about 15076.9307884596. The cubic root of 227313842 is about 610.2980197444.
Multiplying 227313842 by its sum of digits (32), we get a square (7274042944 = 852882).
The spelling of 227313842 in words is "two hundred twenty-seven million, three hundred thirteen thousand, eight hundred forty-two".
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