Base | Representation |
---|---|
bin | 100001011010101… |
… | …1110100011001111 |
3 | 2220010221201001001 |
4 | 1002311132203033 |
5 | 4244024040043 |
6 | 303133401131 |
7 | 36534010003 |
oct | 10265364317 |
9 | 2803851031 |
10 | 1121315023 |
11 | 525a53634 |
12 | 2736391a7 |
13 | 14b40481a |
14 | a8cca703 |
15 | 6869674d |
hex | 42d5e8cf |
1121315023 has 2 divisors, whose sum is σ = 1121315024. Its totient is φ = 1121315022.
The previous prime is 1121315003. The next prime is 1121315033. The reversal of 1121315023 is 3205131211.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1121315023 - 25 = 1121314991 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1121315003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560657511 + 560657512.
It is an arithmetic number, because the mean of its divisors is an integer number (560657512).
Almost surely, 21121315023 is an apocalyptic number.
1121315023 is a deficient number, since it is larger than the sum of its proper divisors (1).
1121315023 is an equidigital number, since it uses as much as digits as its factorization.
1121315023 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 180, while the sum is 19.
The square root of 1121315023 is about 33486.0422116439. The cubic root of 1121315023 is about 1038.9051048048.
Adding to 1121315023 its reverse (3205131211), we get a palindrome (4326446234).
The spelling of 1121315023 in words is "one billion, one hundred twenty-one million, three hundred fifteen thousand, twenty-three".
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