Base | Representation |
---|---|
bin | 11011001011011… |
… | …00101111010001 |
3 | 120212222220112012 |
4 | 31211230233101 |
5 | 431331031020 |
6 | 34342312305 |
7 | 5435565224 |
oct | 1545545721 |
9 | 525886465 |
10 | 227986385 |
11 | 107768600 |
12 | 64428695 |
13 | 383058b3 |
14 | 223c95bb |
15 | 150367c5 |
hex | d96cbd1 |
227986385 has 12 divisors (see below), whose sum is σ = 300716724. Its totient is φ = 165807840.
The previous prime is 227986357. The next prime is 227986397. The reversal of 227986385 is 583689722.
It can be written as a sum of positive squares in 2 ways, for example, as 124902976 + 103083409 = 11176^2 + 10153^2 .
It is not a de Polignac number, because 227986385 - 26 = 227986321 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187814 + ... + 189023.
It is an arithmetic number, because the mean of its divisors is an integer number (25059727).
Almost surely, 2227986385 is an apocalyptic number.
It is an amenable number.
227986385 is a deficient number, since it is larger than the sum of its proper divisors (72730339).
227986385 is a wasteful number, since it uses less digits than its factorization.
227986385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 376864 (or 376853 counting only the distinct ones).
The product of its digits is 1451520, while the sum is 50.
The square root of 227986385 is about 15099.2180261098. The cubic root of 227986385 is about 610.8993140119.
The spelling of 227986385 in words is "two hundred twenty-seven million, nine hundred eighty-six thousand, three hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.101 sec. • engine limits •