Base | Representation |
---|---|
bin | 101101000001001… |
… | …100001111010001 |
3 | 1221122012112222100 |
4 | 231001030033101 |
5 | 3021323140433 |
6 | 202540231013 |
7 | 24500555616 |
oct | 5501141721 |
9 | 1848175870 |
10 | 755286993 |
11 | 35838132a |
12 | 190b3b469 |
13 | c06290a6 |
14 | 7244a50d |
15 | 46493b13 |
hex | 2d04c3d1 |
755286993 has 24 divisors (see below), whose sum is σ = 1149482880. Its totient is φ = 476569440.
The previous prime is 755286977. The next prime is 755286997. The reversal of 755286993 is 399682557.
755286993 is a `hidden beast` number, since 7 + 552 + 86 + 9 + 9 + 3 = 666.
It is not a de Polignac number, because 755286993 - 24 = 755286977 is a prime.
It is not an unprimeable number, because it can be changed into a prime (755286997) 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 in 23 ways as a sum of consecutive naturals, for example, 351703 + ... + 353843.
It is an arithmetic number, because the mean of its divisors is an integer number (47895120).
Almost surely, 2755286993 is an apocalyptic number.
It is an amenable number.
755286993 is a deficient number, since it is larger than the sum of its proper divisors (394195887).
755286993 is a wasteful number, since it uses less digits than its factorization.
755286993 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4229 (or 4226 counting only the distinct ones).
The product of its digits is 4082400, while the sum is 54.
The square root of 755286993 is about 27482.4852042169. The cubic root of 755286993 is about 910.6902113761.
The spelling of 755286993 in words is "seven hundred fifty-five million, two hundred eighty-six thousand, nine hundred ninety-three".
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