Base | Representation |
---|---|
bin | 1111111111110… |
… | …0100101101010 |
3 | 11200020202212221 |
4 | 3333330211222 |
5 | 114134014030 |
6 | 10354024254 |
7 | 1443203632 |
oct | 377744552 |
9 | 150222787 |
10 | 67094890 |
11 | 34967425 |
12 | 1a57808a |
13 | 10b92425 |
14 | 8ca76c2 |
15 | 5d54e7a |
hex | 3ffc96a |
67094890 has 32 divisors (see below), whose sum is σ = 127895040. Its totient is φ = 25272000.
The previous prime is 67094837. The next prime is 67094891. The reversal of 67094890 is 9849076.
It is a super-2 number, since 2×670948902 = 9003448528224200, which contains 22 as substring.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (67094891) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33415 + ... + 35365.
It is an arithmetic number, because the mean of its divisors is an integer number (3996720).
Almost surely, 267094890 is an apocalyptic number.
67094890 is a deficient number, since it is larger than the sum of its proper divisors (60800150).
67094890 is a wasteful number, since it uses less digits than its factorization.
67094890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2158.
The product of its (nonzero) digits is 108864, while the sum is 43.
The square root of 67094890 is about 8191.1470503221. The cubic root of 67094890 is about 406.3464610390.
The spelling of 67094890 in words is "sixty-seven million, ninety-four thousand, eight hundred ninety".
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