Base | Representation |
---|---|
bin | 1101001001110… |
… | …0000010100101 |
3 | 10211210200021121 |
4 | 3102130002211 |
5 | 103110240333 |
6 | 5250213541 |
7 | 1236616114 |
oct | 322340245 |
9 | 124720247 |
10 | 55165093 |
11 | 29159395 |
12 | 165842b1 |
13 | b576389 |
14 | 747dc7b |
15 | 4c9a32d |
hex | 349c0a5 |
55165093 has 4 divisors (see below), whose sum is σ = 55185280. Its totient is φ = 55144908.
The previous prime is 55165091. The next prime is 55165127. The reversal of 55165093 is 39056155.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 55165093 - 21 = 55165091 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 (55165091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5205 + ... + 11722.
It is an arithmetic number, because the mean of its divisors is an integer number (13796320).
Almost surely, 255165093 is an apocalyptic number.
It is an amenable number.
55165093 is a deficient number, since it is larger than the sum of its proper divisors (20187).
55165093 is a wasteful number, since it uses less digits than its factorization.
55165093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20186.
The product of its (nonzero) digits is 20250, while the sum is 34.
The square root of 55165093 is about 7427.3207147665. The cubic root of 55165093 is about 380.6753755800.
It can be divided in two parts, 5516 and 5093, that added together give a square (10609 = 1032).
The spelling of 55165093 in words is "fifty-five million, one hundred sixty-five thousand, ninety-three".
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