Base | Representation |
---|---|
bin | 1100011000100… |
… | …1011010001111 |
3 | 10121201222110212 |
4 | 3012021122033 |
5 | 101244134210 |
6 | 5053153035 |
7 | 1200336323 |
oct | 306113217 |
9 | 117658425 |
10 | 51943055 |
11 | 2735864a |
12 | 1548b77b |
13 | a9b8948 |
14 | 6c81983 |
15 | 4860805 |
hex | 318968f |
51943055 has 16 divisors (see below), whose sum is σ = 65975520. Its totient is φ = 39149568.
The previous prime is 51943027. The next prime is 51943057. The reversal of 51943055 is 55034915.
51943055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 51943055 - 26 = 51942991 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51943057) 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 15 ways as a sum of consecutive naturals, for example, 16919 + ... + 19751.
It is an arithmetic number, because the mean of its divisors is an integer number (4123470).
Almost surely, 251943055 is an apocalyptic number.
51943055 is a deficient number, since it is larger than the sum of its proper divisors (14032465).
51943055 is a wasteful number, since it uses less digits than its factorization.
51943055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3050.
The product of its (nonzero) digits is 13500, while the sum is 32.
The square root of 51943055 is about 7207.1530440251. The cubic root of 51943055 is about 373.1148172959.
The spelling of 51943055 in words is "fifty-one million, nine hundred forty-three thousand, fifty-five".
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