Base | Representation |
---|---|
bin | 10010010110111111101… |
… | …00100101101000010010 |
3 | 2020022020221202001002000 |
4 | 21023133310211220102 |
5 | 40313410001030002 |
6 | 1201443404534430 |
7 | 63401213222352 |
oct | 11133764455022 |
9 | 2208227661060 |
10 | 630820330002 |
11 | 2235906a3705 |
12 | a2310551416 |
13 | 47641c72b75 |
14 | 2276362ab62 |
15 | 116209d761c |
hex | 92dfd25a12 |
630820330002 has 64 divisors (see below), whose sum is σ = 1425600960000. Its totient is φ = 206719341840.
The previous prime is 630820330001. The next prime is 630820330009. The reversal of 630820330002 is 200033028036.
630820330002 is a `hidden beast` number, since 6 + 308 + 20 + 330 + 0 + 0 + 2 = 666.
630820330002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (630820330001) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1630677 + ... + 1980087.
It is an arithmetic number, because the mean of its divisors is an integer number (22275015000).
Almost surely, 2630820330002 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 630820330002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (712800480000).
630820330002 is an abundant number, since it is smaller than the sum of its proper divisors (794780629998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630820330002 is a wasteful number, since it uses less digits than its factorization.
630820330002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 349988 (or 349982 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
Adding to 630820330002 its reverse (200033028036), we get a palindrome (830853358038).
The spelling of 630820330002 in words is "six hundred thirty billion, eight hundred twenty million, three hundred thirty thousand, two".
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