Base | Representation |
---|---|
bin | 110011100000111110… |
… | …110110111000110111 |
3 | 12021202221101120102211 |
4 | 303200332312320313 |
5 | 1401240412303222 |
6 | 41224434514251 |
7 | 3665510533552 |
oct | 634076667067 |
9 | 167687346384 |
10 | 55314181687 |
11 | 21505460446 |
12 | a878735987 |
13 | 52a6a2342b |
14 | 296a417699 |
15 | 168b1ac277 |
hex | ce0fb6e37 |
55314181687 has 8 divisors (see below), whose sum is σ = 55724800752. Its totient is φ = 54903662400.
The previous prime is 55314181669. The next prime is 55314181691. The reversal of 55314181687 is 78618141355.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 55314181687 - 211 = 55314179639 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 55314181687.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55314188687) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1379137 + ... + 1418677.
It is an arithmetic number, because the mean of its divisors is an integer number (6965600094).
Almost surely, 255314181687 is an apocalyptic number.
55314181687 is a deficient number, since it is larger than the sum of its proper divisors (410619065).
55314181687 is a wasteful number, since it uses less digits than its factorization.
55314181687 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49889.
The product of its digits is 806400, while the sum is 49.
The spelling of 55314181687 in words is "fifty-five billion, three hundred fourteen million, one hundred eighty-one thousand, six hundred eighty-seven".
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