Base | Representation |
---|---|
bin | 1101010011111… |
… | …1011001100111 |
3 | 10220001200010220 |
4 | 3110333121213 |
5 | 103243143330 |
6 | 5312415423 |
7 | 1245403653 |
oct | 324773147 |
9 | 126050126 |
10 | 55834215 |
11 | 29576088 |
12 | 16847573 |
13 | b74bac8 |
14 | 75b5a63 |
15 | 4d7d710 |
hex | 353f667 |
55834215 has 32 divisors (see below), whose sum is σ = 91660800. Its totient is φ = 29013120.
The previous prime is 55834211. The next prime is 55834223. The reversal of 55834215 is 51243855.
It is not a de Polignac number, because 55834215 - 22 = 55834211 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55834211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126966 + ... + 127404.
It is an arithmetic number, because the mean of its divisors is an integer number (2864400).
Almost surely, 255834215 is an apocalyptic number.
55834215 is a deficient number, since it is larger than the sum of its proper divisors (35826585).
55834215 is a wasteful number, since it uses less digits than its factorization.
55834215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 647.
The product of its digits is 24000, while the sum is 33.
The square root of 55834215 is about 7472.2295869439. The cubic root of 55834215 is about 382.2083213570.
The spelling of 55834215 in words is "fifty-five million, eight hundred thirty-four thousand, two hundred fifteen".
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