Base | Representation |
---|---|
bin | 1101001011100… |
… | …1101111000011 |
3 | 10212000212010102 |
4 | 3102321233003 |
5 | 103123133343 |
6 | 5252553015 |
7 | 1240633532 |
oct | 322715703 |
9 | 125025112 |
10 | 55286723 |
11 | 29231808 |
12 | 1662276b |
13 | b5b984b |
14 | 74b2319 |
15 | 4cc13b8 |
hex | 34b9bc3 |
55286723 has 2 divisors, whose sum is σ = 55286724. Its totient is φ = 55286722.
The previous prime is 55286689. The next prime is 55286741. The reversal of 55286723 is 32768255.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 55286723 - 214 = 55270339 is a prime.
It is not a weakly prime, because it can be changed into another prime (55286743) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27643361 + 27643362.
It is an arithmetic number, because the mean of its divisors is an integer number (27643362).
Almost surely, 255286723 is an apocalyptic number.
55286723 is a deficient number, since it is larger than the sum of its proper divisors (1).
55286723 is an equidigital number, since it uses as much as digits as its factorization.
55286723 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 100800, while the sum is 38.
The square root of 55286723 is about 7435.5042196209. The cubic root of 55286723 is about 380.9549458416.
The spelling of 55286723 in words is "fifty-five million, two hundred eighty-six thousand, seven hundred twenty-three".
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