Base | Representation |
---|---|
bin | 100111110010000… |
… | …000111001111010 |
3 | 1201111212120022120 |
4 | 213302000321322 |
5 | 2331330003310 |
6 | 150121102110 |
7 | 22352665461 |
oct | 4762007172 |
9 | 1644776276 |
10 | 667422330 |
11 | 312819303 |
12 | 167627936 |
13 | a8374073 |
14 | 648d79d8 |
15 | 3d8d9b70 |
hex | 27c80e7a |
667422330 has 32 divisors (see below), whose sum is σ = 1602586944. Its totient is φ = 177893376.
The previous prime is 667422271. The next prime is 667422331. The reversal of 667422330 is 33224766.
667422330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 667422291 and 667422300.
It is not an unprimeable number, because it can be changed into a prime (667422331) 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, 80122 + ... + 88058.
It is an arithmetic number, because the mean of its divisors is an integer number (50080842).
Almost surely, 2667422330 is an apocalyptic number.
667422330 is an abundant number, since it is smaller than the sum of its proper divisors (935164614).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
667422330 is a wasteful number, since it uses less digits than its factorization.
667422330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10750.
The product of its (nonzero) digits is 36288, while the sum is 33.
The square root of 667422330 is about 25834.5181878819. The cubic root of 667422330 is about 873.9104064682.
The spelling of 667422330 in words is "six hundred sixty-seven million, four hundred twenty-two thousand, three hundred thirty".
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