Base | Representation |
---|---|
bin | 100101100111100… |
… | …000101000000010 |
3 | 1121222112220222120 |
4 | 211213200220002 |
5 | 2243031123432 |
6 | 142342545110 |
7 | 21432245133 |
oct | 4547405002 |
9 | 1558486876 |
10 | 631114242 |
11 | 2a427a520 |
12 | 157438196 |
13 | a09a0aa5 |
14 | 5db65c8a |
15 | 3a616c2c |
hex | 259e0a02 |
631114242 has 32 divisors (see below), whose sum is σ = 1379808000. Its totient is φ = 190853520.
The previous prime is 631114193. The next prime is 631114283. The reversal of 631114242 is 242411136.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 23353 + ... + 42515.
It is an arithmetic number, because the mean of its divisors is an integer number (43119000).
Almost surely, 2631114242 is an apocalyptic number.
631114242 is an abundant number, since it is smaller than the sum of its proper divisors (748693758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
631114242 is a wasteful number, since it uses less digits than its factorization.
631114242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19678.
The product of its digits is 1152, while the sum is 24.
The square root of 631114242 is about 25121.9872223517. The cubic root of 631114242 is about 857.7669859143.
Adding to 631114242 its reverse (242411136), we get a palindrome (873525378).
The spelling of 631114242 in words is "six hundred thirty-one million, one hundred fourteen thousand, two hundred forty-two".
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