Base | Representation |
---|---|
bin | 101111111111000… |
… | …010110111010011 |
3 | 2002002212002011020 |
4 | 233333002313103 |
5 | 3122043242310 |
6 | 211515050523 |
7 | 25643601624 |
oct | 5777026723 |
9 | 2062762136 |
10 | 805055955 |
11 | 383484500 |
12 | 1a5740a43 |
13 | caa33292 |
14 | 78cc3a4b |
15 | 4aa25170 |
hex | 2ffc2dd3 |
805055955 has 48 divisors (see below), whose sum is σ = 1442720160. Its totient is φ = 382919680.
The previous prime is 805055939. The next prime is 805055983. The reversal of 805055955 is 559550508.
It is not a de Polignac number, because 805055955 - 24 = 805055939 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 92011 + ... + 100379.
It is an arithmetic number, because the mean of its divisors is an integer number (30056670).
Almost surely, 2805055955 is an apocalyptic number.
805055955 is a deficient number, since it is larger than the sum of its proper divisors (637664205).
805055955 is a wasteful number, since it uses less digits than its factorization.
805055955 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8452 (or 8441 counting only the distinct ones).
The product of its (nonzero) digits is 225000, while the sum is 42.
The square root of 805055955 is about 28373.5079783942. The cubic root of 805055955 is about 930.2692999741.
The spelling of 805055955 in words is "eight hundred five million, fifty-five thousand, nine hundred fifty-five".
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