Base | Representation |
---|---|
bin | 11001010001101… |
… | …11100101011011 |
3 | 112202222202020100 |
4 | 30220313211123 |
5 | 413240240102 |
6 | 33012430443 |
7 | 5153211333 |
oct | 1450674533 |
9 | 482882210 |
10 | 212040027 |
11 | a97668a1 |
12 | 5b018423 |
13 | 34c11594 |
14 | 202380c3 |
15 | 13936a1c |
hex | ca3795b |
212040027 has 6 divisors (see below), whose sum is σ = 306280052. Its totient is φ = 141360012.
The previous prime is 212040001. The next prime is 212040043. The reversal of 212040027 is 720040212.
It is not a de Polignac number, because 212040027 - 211 = 212037979 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 212039991 and 212040009.
It is not an unprimeable number, because it can be changed into a prime (212040047) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11779993 + ... + 11780010.
Almost surely, 2212040027 is an apocalyptic number.
212040027 is a deficient number, since it is larger than the sum of its proper divisors (94240025).
212040027 is a wasteful number, since it uses less digits than its factorization.
212040027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23560009 (or 23560006 counting only the distinct ones).
The product of its (nonzero) digits is 224, while the sum is 18.
The square root of 212040027 is about 14561.5942465102. The cubic root of 212040027 is about 596.3107201852.
Adding to 212040027 its reverse (720040212), we get a palindrome (932080239).
The spelling of 212040027 in words is "two hundred twelve million, forty thousand, twenty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •