Base | Representation |
---|---|
bin | 100111100110… |
… | …0011000101011 |
3 | 1110001201111212 |
4 | 1033030120223 |
5 | 20303310412 |
6 | 2020543335 |
7 | 341313044 |
oct | 117143053 |
9 | 43051455 |
10 | 20760107 |
11 | 1079a415 |
12 | 6b51b4b |
13 | 43bb3b4 |
14 | 2a858cb |
15 | 1c51222 |
hex | 13cc62b |
20760107 has 2 divisors, whose sum is σ = 20760108. Its totient is φ = 20760106.
The previous prime is 20760101. The next prime is 20760121. The reversal of 20760107 is 70106702.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 20760107 - 216 = 20694571 is a prime.
It is a Chen prime.
It is equal to p1315760 and since 20760107 and 1315760 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (20760101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10380053 + 10380054.
It is an arithmetic number, because the mean of its divisors is an integer number (10380054).
Almost surely, 220760107 is an apocalyptic number.
20760107 is a deficient number, since it is larger than the sum of its proper divisors (1).
20760107 is an equidigital number, since it uses as much as digits as its factorization.
20760107 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 588, while the sum is 23.
The square root of 20760107 is about 4556.3260418895. The cubic root of 20760107 is about 274.8378415894.
Adding to 20760107 its reverse (70106702), we get a palindrome (90866809).
The spelling of 20760107 in words is "twenty million, seven hundred sixty thousand, one hundred seven".
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