Base | Representation |
---|---|
bin | 1101001000110… |
… | …0111000100010 |
3 | 10211200112010020 |
4 | 3102030320202 |
5 | 103101244020 |
6 | 5245014310 |
7 | 1236240114 |
oct | 322147042 |
9 | 124615106 |
10 | 55103010 |
11 | 29116786 |
12 | 16554396 |
13 | b554041 |
14 | 74653b4 |
15 | 4c86c40 |
hex | 348ce22 |
55103010 has 32 divisors (see below), whose sum is σ = 132466752. Its totient is φ = 14669760.
The previous prime is 55102997. The next prime is 55103033. The reversal of 55103010 is 1030155.
It is a super-2 number, since 2×551030102 = 6072683422120200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
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, 23700 + ... + 25920.
It is an arithmetic number, because the mean of its divisors is an integer number (4139586).
Almost surely, 255103010 is an apocalyptic number.
55103010 is an abundant number, since it is smaller than the sum of its proper divisors (77363742).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55103010 is a wasteful number, since it uses less digits than its factorization.
55103010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3058.
The product of its (nonzero) digits is 75, while the sum is 15.
The square root of 55103010 is about 7423.1401711136. The cubic root of 55103010 is about 380.5325174830.
Adding to 55103010 its reverse (1030155), we get a palindrome (56133165).
It can be divided in two parts, 5 and 5103010, that added together give a palindrome (5103015).
The spelling of 55103010 in words is "fifty-five million, one hundred three thousand, ten".
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