Base | Representation |
---|---|
bin | 100111110111100101… |
… | …101010100001111110 |
3 | 11002111101211201221021 |
4 | 213313211222201332 |
5 | 1200132442122200 |
6 | 31355503454354 |
7 | 3043556453512 |
oct | 476745524176 |
9 | 132441751837 |
10 | 42808551550 |
11 | 17178347426 |
12 | 83685b73ba |
13 | 4062bb4c9b |
14 | 21015ba142 |
15 | 11a836041a |
hex | 9f796a87e |
42808551550 has 24 divisors (see below), whose sum is σ = 82369560600. Its totient is φ = 16532957280.
The previous prime is 42808551517. The next prime is 42808551607. The reversal of 42808551550 is 5515580824.
It is a super-3 number, since 3×428085515503 (a number of 33 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 42808551497 and 42808551506.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14760120 + ... + 14763019.
It is an arithmetic number, because the mean of its divisors is an integer number (3432065025).
Almost surely, 242808551550 is an apocalyptic number.
42808551550 is a deficient number, since it is larger than the sum of its proper divisors (39561009050).
42808551550 is a wasteful number, since it uses less digits than its factorization.
42808551550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29523180 (or 29523175 counting only the distinct ones).
The product of its (nonzero) digits is 320000, while the sum is 43.
The spelling of 42808551550 in words is "forty-two billion, eight hundred eight million, five hundred fifty-one thousand, five hundred fifty".
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