Base | Representation |
---|---|
bin | 1101001101110011111… |
… | …0001001100100101001 |
3 | 210201001012022110020100 |
4 | 3103130332021210221 |
5 | 12204442132012144 |
6 | 252145302420013 |
7 | 22255254402462 |
oct | 3233476114451 |
9 | 721035273210 |
10 | 227045579049 |
11 | 88320346023 |
12 | 38005131609 |
13 | 1854459aaa3 |
14 | adbbdc9d69 |
15 | 5d8ca0e269 |
hex | 34dcf89929 |
227045579049 has 27 divisors (see below), whose sum is σ = 348418263063. Its totient is φ = 142444723392.
The previous prime is 227045579041. The next prime is 227045579051. The reversal of 227045579049 is 940975540722.
The square root of 227045579049 is 476493.
It is a perfect power (a square), and thus also a powerful number.
227045579049 is a `hidden beast` number, since 2 + 27 + 0 + 4 + 5 + 579 + 0 + 49 = 666.
It can be written as a sum of positive squares in only one way, i.e., 176765589225 + 50279989824 = 420435^2 + 224232^2 .
It is not a de Polignac number, because 227045579049 - 23 = 227045579041 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 227045578986 and 227045579004.
It is not an unprimeable number, because it can be changed into a prime (227045579041) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 24296472 + ... + 24305814.
Almost surely, 2227045579049 is an apocalyptic number.
227045579049 is the 476493-rd square number.
227045579049 is the 238247-th centered octagonal number.
It is an amenable number.
227045579049 is a deficient number, since it is larger than the sum of its proper divisors (121372684014).
227045579049 is an frugal number, since it uses more digits than its factorization.
227045579049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18726 (or 9363 counting only the distinct ones).
The product of its (nonzero) digits is 6350400, while the sum is 54.
The spelling of 227045579049 in words is "two hundred twenty-seven billion, forty-five million, five hundred seventy-nine thousand, forty-nine".
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