Base | Representation |
---|---|
bin | 1101001010110… |
… | …0000001001110 |
3 | 10211221000001122 |
4 | 3102230001032 |
5 | 103114334132 |
6 | 5251440542 |
7 | 1240310663 |
oct | 322540116 |
9 | 124830048 |
10 | 55230542 |
11 | 291a3584 |
12 | 165b6152 |
13 | b59a0c3 |
14 | 7499a6a |
15 | 4cae912 |
hex | 34ac04e |
55230542 has 16 divisors (see below), whose sum is σ = 83689200. Its totient is φ = 27336000.
The previous prime is 55230541. The next prime is 55230551. The reversal of 55230542 is 24503255.
It is a super-2 number, since 2×552305422 = 6100825539227528, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55230541) 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 7 ways as a sum of consecutive naturals, for example, 134834 + ... + 135242.
It is an arithmetic number, because the mean of its divisors is an integer number (5230575).
Almost surely, 255230542 is an apocalyptic number.
55230542 is a deficient number, since it is larger than the sum of its proper divisors (28458658).
55230542 is a wasteful number, since it uses less digits than its factorization.
55230542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 931.
The product of its (nonzero) digits is 6000, while the sum is 26.
The square root of 55230542 is about 7431.7253716751. The cubic root of 55230542 is about 380.8258631114.
Adding to 55230542 its reverse (24503255), we get a palindrome (79733797).
The spelling of 55230542 in words is "fifty-five million, two hundred thirty thousand, five hundred forty-two".
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