Base | Representation |
---|---|
bin | 100111100011111100… |
… | …101000100000010011 |
3 | 11001122102210012221100 |
4 | 213203330220200103 |
5 | 1143444112400433 |
6 | 31303052555443 |
7 | 3032445532251 |
oct | 474374504023 |
9 | 131572705840 |
10 | 42479028243 |
11 | 17019338713 |
12 | 8296182b83 |
13 | 400c84b192 |
14 | 20ad91d5d1 |
15 | 118946db13 |
hex | 9e3f28813 |
42479028243 has 12 divisors (see below), whose sum is σ = 62097857640. Its totient is φ = 27978154656.
The previous prime is 42479028203. The next prime is 42479028259. The reversal of 42479028243 is 34282097424.
It is a happy number.
42479028243 is a `hidden beast` number, since 4 + 247 + 90 + 282 + 43 = 666.
It is not a de Polignac number, because 42479028243 - 217 = 42478897171 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42479028203) 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 in 11 ways as a sum of consecutive naturals, for example, 28432338 + ... + 28433831.
It is an arithmetic number, because the mean of its divisors is an integer number (5174821470).
Almost surely, 242479028243 is an apocalyptic number.
42479028243 is a deficient number, since it is larger than the sum of its proper divisors (19618829397).
42479028243 is a wasteful number, since it uses less digits than its factorization.
42479028243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56866258 (or 56866255 counting only the distinct ones).
The product of its (nonzero) digits is 774144, while the sum is 45.
The spelling of 42479028243 in words is "forty-two billion, four hundred seventy-nine million, twenty-eight thousand, two hundred forty-three".
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