Base | Representation |
---|---|
bin | 1101001110000… |
… | …1110011100011 |
3 | 10212100012021020 |
4 | 3103201303203 |
5 | 103143411401 |
6 | 5300300523 |
7 | 1242216201 |
oct | 323416343 |
9 | 125305236 |
10 | 55450851 |
11 | 29334055 |
12 | 166a1743 |
13 | b646471 |
14 | 7516071 |
15 | 4d04d36 |
hex | 34e1ce3 |
55450851 has 4 divisors (see below), whose sum is σ = 73934472. Its totient is φ = 36967232.
The previous prime is 55450849. The next prime is 55450883. The reversal of 55450851 is 15805455.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 55450851 - 21 = 55450849 is a prime.
It is not an unprimeable number, because it can be changed into a prime (55450831) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9241806 + ... + 9241811.
It is an arithmetic number, because the mean of its divisors is an integer number (18483618).
Almost surely, 255450851 is an apocalyptic number.
55450851 is a deficient number, since it is larger than the sum of its proper divisors (18483621).
55450851 is a wasteful number, since it uses less digits than its factorization.
55450851 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18483620.
The product of its (nonzero) digits is 20000, while the sum is 33.
The square root of 55450851 is about 7446.5328173587. The cubic root of 55450851 is about 381.3315498399.
The spelling of 55450851 in words is "fifty-five million, four hundred fifty thousand, eight hundred fifty-one".
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