Base | Representation |
---|---|
bin | 1101000111010… |
… | …0001000010110 |
3 | 10211111101001010 |
4 | 3101310020112 |
5 | 103040022442 |
6 | 5242513050 |
7 | 1235335404 |
oct | 321641026 |
9 | 124441033 |
10 | 55001622 |
11 | 29057595 |
12 | 16505786 |
13 | b519b50 |
14 | 743a474 |
15 | 4c66b9c |
hex | 3474216 |
55001622 has 32 divisors (see below), whose sum is σ = 118798848. Its totient is φ = 16875936.
The previous prime is 55001621. The next prime is 55001627. The reversal of 55001622 is 22610055.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55001621) 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 15 ways as a sum of consecutive naturals, for example, 35353 + ... + 36875.
It is an arithmetic number, because the mean of its divisors is an integer number (3712464).
Almost surely, 255001622 is an apocalyptic number.
55001622 is an abundant number, since it is smaller than the sum of its proper divisors (63797226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55001622 is a wasteful number, since it uses less digits than its factorization.
55001622 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2004.
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 55001622 is about 7416.3078415071. The cubic root of 55001622 is about 380.2989844569.
Adding to 55001622 its reverse (22610055), we get a palindrome (77611677).
The spelling of 55001622 in words is "fifty-five million, one thousand, six hundred twenty-two".
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