Base | Representation |
---|---|
bin | 100111100101001… |
… | …100000101011010 |
3 | 1201021112202102002 |
4 | 213211030011122 |
5 | 2324444412000 |
6 | 145521041002 |
7 | 22312263500 |
oct | 4745140532 |
9 | 1637482362 |
10 | 664060250 |
11 | 310932327 |
12 | 166486162 |
13 | a7767979 |
14 | 642a0670 |
15 | 3d4738d5 |
hex | 2794c15a |
664060250 has 96 divisors (see below), whose sum is σ = 1459710720. Its totient is φ = 225540000.
The previous prime is 664060237. The next prime is 664060253. The reversal of 664060250 is 52060466.
It is not an unprimeable number, because it can be changed into a prime (664060253) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1849571 + ... + 1849929.
It is an arithmetic number, because the mean of its divisors is an integer number (15205320).
Almost surely, 2664060250 is an apocalyptic number.
664060250 is an abundant number, since it is smaller than the sum of its proper divisors (795650470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
664060250 is a wasteful number, since it uses less digits than its factorization.
664060250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 541 (or 524 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 29.
The square root of 664060250 is about 25769.3665036609. The cubic root of 664060250 is about 872.4405205168.
The spelling of 664060250 in words is "six hundred sixty-four million, sixty thousand, two hundred fifty".
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