Base | Representation |
---|---|
bin | 11011110010011010… |
… | …01011011110101101 |
3 | 1102111200121020102021 |
4 | 31321031023132231 |
5 | 221023102244132 |
6 | 10504201030141 |
7 | 1035456210211 |
oct | 157115133655 |
9 | 42450536367 |
10 | 14918399917 |
11 | 6366058733 |
12 | 2a84185351 |
13 | 1539978595 |
14 | a17462941 |
15 | 5c4a96997 |
hex | 37934b7ad |
14918399917 has 16 divisors (see below), whose sum is σ = 16223385600. Its totient is φ = 13666140720.
The previous prime is 14918399843. The next prime is 14918399921. The reversal of 14918399917 is 71999381941.
It is a cyclic number.
It is not a de Polignac number, because 14918399917 - 27 = 14918399789 is a prime.
It is a super-3 number, since 3×149183999173 (a number of 31 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14918399957) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 760134 + ... + 779512.
It is an arithmetic number, because the mean of its divisors is an integer number (1013961600).
Almost surely, 214918399917 is an apocalyptic number.
It is an amenable number.
14918399917 is a deficient number, since it is larger than the sum of its proper divisors (1304985683).
14918399917 is a wasteful number, since it uses less digits than its factorization.
14918399917 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20736.
The product of its digits is 4408992, while the sum is 61.
The spelling of 14918399917 in words is "fourteen billion, nine hundred eighteen million, three hundred ninety-nine thousand, nine hundred seventeen".
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