Base | Representation |
---|---|
bin | 1101001010010… |
… | …1100011010111 |
3 | 10211212122201122 |
4 | 3102211203113 |
5 | 103113012210 |
6 | 5251114155 |
7 | 1240140524 |
oct | 322454327 |
9 | 124778648 |
10 | 55204055 |
11 | 29185695 |
12 | 165a295b |
13 | b58b02a |
14 | 749014b |
15 | 4ca6b55 |
hex | 34a58d7 |
55204055 has 16 divisors (see below), whose sum is σ = 67212288. Its totient is φ = 43524000.
The previous prime is 55204043. The next prime is 55204057. The reversal of 55204055 is 55040255.
It is not a de Polignac number, because 55204055 - 216 = 55138519 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 (55204057) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177350 + ... + 177660.
It is an arithmetic number, because the mean of its divisors is an integer number (4200768).
Almost surely, 255204055 is an apocalyptic number.
55204055 is a deficient number, since it is larger than the sum of its proper divisors (12008233).
55204055 is a wasteful number, since it uses less digits than its factorization.
55204055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 718.
The product of its (nonzero) digits is 5000, while the sum is 26.
The square root of 55204055 is about 7429.9431357178. The cubic root of 55204055 is about 380.7649756195.
The spelling of 55204055 in words is "fifty-five million, two hundred four thousand, fifty-five".
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