Base | Representation |
---|---|
bin | 11001100100011… |
… | …01111110100010 |
3 | 112221121021101200 |
4 | 30302031332202 |
5 | 414402203132 |
6 | 33141142030 |
7 | 5213100213 |
oct | 1462157642 |
9 | 487537350 |
10 | 214491042 |
11 | 100090327 |
12 | 5b9ba916 |
13 | 3558c09c |
14 | 206b540a |
15 | 13c6cd7c |
hex | cc8dfa2 |
214491042 has 24 divisors (see below), whose sum is σ = 465090444. Its totient is φ = 71441664.
The previous prime is 214491041. The next prime is 214491061. The reversal of 214491042 is 240194412.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 208831401 + 5659641 = 14451^2 + 2379^2 .
It is a junction number, because it is equal to n+sod(n) for n = 214490997 and 214491015.
It is not an unprimeable number, because it can be changed into a prime (214491041) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24118 + ... + 31790.
Almost surely, 2214491042 is an apocalyptic number.
214491042 is an abundant number, since it is smaller than the sum of its proper divisors (250599402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214491042 is a wasteful number, since it uses less digits than its factorization.
214491042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9234 (or 9231 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 214491042 is about 14645.5126916063. The cubic root of 214491042 is about 598.5995504449.
The spelling of 214491042 in words is "two hundred fourteen million, four hundred ninety-one thousand, forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •