Base | Representation |
---|---|
bin | 10110110101001… |
… | …001011101001001 |
3 | 222200201222220112 |
4 | 112311021131021 |
5 | 1241023443423 |
6 | 102001404105 |
7 | 12330465533 |
oct | 2665113511 |
9 | 880658815 |
10 | 383031113 |
11 | 187235a43 |
12 | a8339635 |
13 | 6147ca3a |
14 | 38c28853 |
15 | 23960a78 |
hex | 16d49749 |
383031113 has 2 divisors, whose sum is σ = 383031114. Its totient is φ = 383031112.
The previous prime is 383031109. The next prime is 383031137. The reversal of 383031113 is 311130383.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 351637504 + 31393609 = 18752^2 + 5603^2 .
It is a cyclic number.
It is not a de Polignac number, because 383031113 - 22 = 383031109 is a prime.
It is not a weakly prime, because it can be changed into another prime (383031163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191515556 + 191515557.
It is an arithmetic number, because the mean of its divisors is an integer number (191515557).
Almost surely, 2383031113 is an apocalyptic number.
It is an amenable number.
383031113 is a deficient number, since it is larger than the sum of its proper divisors (1).
383031113 is an equidigital number, since it uses as much as digits as its factorization.
383031113 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 383031113 is about 19571.1806746553. The cubic root of 383031113 is about 726.2364081972.
Adding to 383031113 its reverse (311130383), we get a palindrome (694161496).
It can be divided in two parts, 3830 and 31113, that added together give a palindrome (34943).
The spelling of 383031113 in words is "three hundred eighty-three million, thirty-one thousand, one hundred thirteen".
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