Base | Representation |
---|---|
bin | 1101001000110… |
… | …0100011001001 |
3 | 10211200110020112 |
4 | 3102030203021 |
5 | 103101223031 |
6 | 5245004105 |
7 | 1236233120 |
oct | 322144311 |
9 | 124613215 |
10 | 55101641 |
11 | 29115751 |
12 | 16553635 |
13 | b55352a |
14 | 7464ab7 |
15 | 4c8662b |
hex | 348c8c9 |
55101641 has 16 divisors (see below), whose sum is σ = 67601664. Its totient is φ = 43835904.
The previous prime is 55101611. The next prime is 55101659. The reversal of 55101641 is 14610155.
It is a de Polignac number, because none of the positive numbers 2k-55101641 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (55101611) 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, 5516 + ... + 11858.
It is an arithmetic number, because the mean of its divisors is an integer number (4225104).
Almost surely, 255101641 is an apocalyptic number.
It is an amenable number.
55101641 is a deficient number, since it is larger than the sum of its proper divisors (12500023).
55101641 is a wasteful number, since it uses less digits than its factorization.
55101641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6440.
The product of its (nonzero) digits is 600, while the sum is 23.
The square root of 55101641 is about 7423.0479588913. The cubic root of 55101641 is about 380.5293660924.
Adding to 55101641 its reverse (14610155), we get a palindrome (69711796).
The spelling of 55101641 in words is "fifty-five million, one hundred one thousand, six hundred forty-one".
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