Base | Representation |
---|---|
bin | 11100010101011101… |
… | …10100001010111011 |
3 | 1110021011212111212202 |
4 | 32022232310022323 |
5 | 222123340230021 |
6 | 10553303100415 |
7 | 1045656343622 |
oct | 161256641273 |
9 | 43234774782 |
10 | 15212430011 |
11 | 64a7024909 |
12 | 2b4674170b |
13 | 1585865c9c |
14 | a445206b9 |
15 | 5e07c6a0b |
hex | 38abb42bb |
15212430011 has 2 divisors, whose sum is σ = 15212430012. Its totient is φ = 15212430010.
The previous prime is 15212429983. The next prime is 15212430053. The reversal of 15212430011 is 11003421251.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-15212430011 is a prime.
It is not a weakly prime, because it can be changed into another prime (15212430061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7606215005 + 7606215006.
It is an arithmetic number, because the mean of its divisors is an integer number (7606215006).
Almost surely, 215212430011 is an apocalyptic number.
15212430011 is a deficient number, since it is larger than the sum of its proper divisors (1).
15212430011 is an equidigital number, since it uses as much as digits as its factorization.
15212430011 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 240, while the sum is 20.
Adding to 15212430011 its reverse (11003421251), we get a palindrome (26215851262).
The spelling of 15212430011 in words is "fifteen billion, two hundred twelve million, four hundred thirty thousand, eleven".
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