Base | Representation |
---|---|
bin | 100101100100000… |
… | …111011111010010 |
3 | 1121220212201222010 |
4 | 211210013133102 |
5 | 2242314143400 |
6 | 142311523350 |
7 | 21421552143 |
oct | 4544073722 |
9 | 1556781863 |
10 | 630224850 |
11 | 2a3822292 |
12 | 157089556 |
13 | a074c018 |
14 | 5d9b3aca |
15 | 3a4dd450 |
hex | 259077d2 |
630224850 has 96 divisors (see below), whose sum is σ = 1671964416. Its totient is φ = 156544000.
The previous prime is 630224831. The next prime is 630224857. The reversal of 630224850 is 58422036.
630224850 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 (30).
It is not an unprimeable number, because it can be changed into a prime (630224857) 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, 256327 + ... + 258773.
It is an arithmetic number, because the mean of its divisors is an integer number (17416296).
Almost surely, 2630224850 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 630224850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (835982208).
630224850 is an abundant number, since it is smaller than the sum of its proper divisors (1041739566).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630224850 is a wasteful number, since it uses less digits than its factorization.
630224850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2580 (or 2575 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 30.
The square root of 630224850 is about 25104.2795156523. The cubic root of 630224850 is about 857.3638630506.
Adding to 630224850 its reverse (58422036), we get a palindrome (688646886).
The spelling of 630224850 in words is "six hundred thirty million, two hundred twenty-four thousand, eight hundred fifty".
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