Base | Representation |
---|---|
bin | 100111111101000… |
… | …001111110101000 |
3 | 1201201022021212212 |
4 | 213331001332220 |
5 | 2333044412222 |
6 | 150303024252 |
7 | 22416354320 |
oct | 4775017650 |
9 | 1651267785 |
10 | 670310312 |
11 | 314411071 |
12 | 16859b088 |
13 | a8b45729 |
14 | 6504a280 |
15 | 3dcaa6e2 |
hex | 27f41fa8 |
670310312 has 64 divisors (see below), whose sum is σ = 1482848640. Its totient is φ = 278092800.
The previous prime is 670310299. The next prime is 670310317. The reversal of 670310312 is 213013076.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (670310317) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313487 + ... + 315617.
It is an arithmetic number, because the mean of its divisors is an integer number (23169510).
Almost surely, 2670310312 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 670310312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (741424320).
670310312 is an abundant number, since it is smaller than the sum of its proper divisors (812538328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
670310312 is a wasteful number, since it uses less digits than its factorization.
670310312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2322 (or 2318 counting only the distinct ones).
The product of its (nonzero) digits is 756, while the sum is 23.
The square root of 670310312 is about 25890.3517164213. The cubic root of 670310312 is about 875.1690827533.
Adding to 670310312 its reverse (213013076), we get a palindrome (883323388).
The spelling of 670310312 in words is "six hundred seventy million, three hundred ten thousand, three hundred twelve".
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