Base | Representation |
---|---|
bin | 110011001110101001… |
… | …000110001101111111 |
3 | 12020222111102002020222 |
4 | 303032221012031333 |
5 | 1400123130044143 |
6 | 41134123531555 |
7 | 3655053266666 |
oct | 631651061577 |
9 | 166874362228 |
10 | 55006487423 |
11 | 21367801168 |
12 | a7b1689bbb |
13 | 5258060414 |
14 | 293b5ddddd |
15 | 166e17d768 |
hex | ccea4637f |
55006487423 has 4 divisors (see below), whose sum is σ = 55014729840. Its totient is φ = 54998245008.
The previous prime is 55006487411. The next prime is 55006487443. The reversal of 55006487423 is 32478460055.
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 55006487423 - 28 = 55006487167 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55006487443) 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, 4111190 + ... + 4124547.
It is an arithmetic number, because the mean of its divisors is an integer number (13753682460).
Almost surely, 255006487423 is an apocalyptic number.
55006487423 is a deficient number, since it is larger than the sum of its proper divisors (8242417).
55006487423 is an equidigital number, since it uses as much as digits as its factorization.
55006487423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8242416.
The product of its (nonzero) digits is 806400, while the sum is 44.
The spelling of 55006487423 in words is "fifty-five billion, six million, four hundred eighty-seven thousand, four hundred twenty-three".
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