Base | Representation |
---|---|
bin | 110011010100001101… |
… | …010101111101100000 |
3 | 12021020000010200011100 |
4 | 303110031111331200 |
5 | 1400321032001133 |
6 | 41151301314400 |
7 | 3660266132322 |
oct | 632415257540 |
9 | 167200120140 |
10 | 55099875168 |
11 | 21405496818 |
12 | a818a05a00 |
13 | 52714ca340 |
14 | 2949b8d612 |
15 | 1677478e13 |
hex | cd4355f60 |
55099875168 has 144 divisors (see below), whose sum is σ = 174187069056. Its totient is φ = 16406876160.
The previous prime is 55099875161. The next prime is 55099875191. The reversal of 55099875168 is 86157899055.
55099875168 is a `hidden beast` number, since 550 + 9 + 9 + 8 + 75 + 1 + 6 + 8 = 666.
55099875168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (144).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55099875161) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121305 + ... + 353432.
It is an arithmetic number, because the mean of its divisors is an integer number (1209632424).
Almost surely, 255099875168 is an apocalyptic number.
It is an amenable number.
55099875168 is an abundant number, since it is smaller than the sum of its proper divisors (119087193888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55099875168 is a wasteful number, since it uses less digits than its factorization.
55099875168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 474797 (or 474786 counting only the distinct ones).
The product of its (nonzero) digits is 27216000, while the sum is 63.
It can be divided in two parts, 5509987 and 5168, that added together give a palindrome (5515155).
The spelling of 55099875168 in words is "fifty-five billion, ninety-nine million, eight hundred seventy-five thousand, one hundred sixty-eight".
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