Base | Representation |
---|---|
bin | 100101100100000… |
… | …011001010010010 |
3 | 1121220211211122112 |
4 | 211210003022102 |
5 | 2242313111442 |
6 | 142311305322 |
7 | 21421446356 |
oct | 4544031222 |
9 | 1556754575 |
10 | 630207122 |
11 | 2a380aa36 |
12 | 15707b242 |
13 | a0743c2c |
14 | 5d9ab466 |
15 | 3a4d8082 |
hex | 25903292 |
630207122 has 16 divisors (see below), whose sum is σ = 982368000. Its totient is φ = 302887920.
The previous prime is 630207121. The next prime is 630207133. The reversal of 630207122 is 221702036.
It is a super-2 number, since 2×6302071222 = 794322033239045768, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (630207121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24872 + ... + 43347.
It is an arithmetic number, because the mean of its divisors is an integer number (61398000).
Almost surely, 2630207122 is an apocalyptic number.
630207122 is a gapful number since it is divisible by the number (62) formed by its first and last digit.
630207122 is a deficient number, since it is larger than the sum of its proper divisors (352160878).
630207122 is a wasteful number, since it uses less digits than its factorization.
630207122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68401.
The product of its (nonzero) digits is 1008, while the sum is 23.
The square root of 630207122 is about 25103.9264259597. The cubic root of 630207122 is about 857.3558238621.
Adding to 630207122 its reverse (221702036), we get a palindrome (851909158).
The spelling of 630207122 in words is "six hundred thirty million, two hundred seven thousand, one hundred twenty-two".
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