Base | Representation |
---|---|
bin | 1111011111111… |
… | …11111011001111 |
3 | 100001122212012002 |
4 | 13233333323033 |
5 | 231241214434 |
6 | 20522502515 |
7 | 3136115102 |
oct | 757777317 |
9 | 301585162 |
10 | 130023119 |
11 | 67438326 |
12 | 37664a3b |
13 | 20c26175 |
14 | 133a8739 |
15 | b63557e |
hex | 7bffecf |
130023119 has 2 divisors, whose sum is σ = 130023120. Its totient is φ = 130023118.
The previous prime is 130023107. The next prime is 130023121. The reversal of 130023119 is 911320031.
It is a strong prime.
It is an emirp because it is prime and its reverse (911320031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 130023119 - 220 = 128974543 is a prime.
It is a super-2 number, since 2×1300231192 = 33812022948976322, which contains 22 as substring.
It is a Sophie Germain prime.
Together with 130023121, it forms a pair of twin primes.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 130023119.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130023139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65011559 + 65011560.
It is an arithmetic number, because the mean of its divisors is an integer number (65011560).
Almost surely, 2130023119 is an apocalyptic number.
130023119 is a deficient number, since it is larger than the sum of its proper divisors (1).
130023119 is an equidigital number, since it uses as much as digits as its factorization.
130023119 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 162, while the sum is 20.
The square root of 130023119 is about 11402.7680411381. The cubic root of 130023119 is about 506.6097299151.
The spelling of 130023119 in words is "one hundred thirty million, twenty-three thousand, one hundred nineteen".
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