Base | Representation |
---|---|
bin | 1101010001000… |
… | …0010001111010 |
3 | 10212200212101120 |
4 | 3110100101322 |
5 | 103221004320 |
6 | 5304330110 |
7 | 1243641162 |
oct | 324202172 |
9 | 125625346 |
10 | 55641210 |
11 | 29454079 |
12 | 16773936 |
13 | b6b1cc1 |
14 | 75655a2 |
15 | 4d41440 |
hex | 351047a |
55641210 has 32 divisors (see below), whose sum is σ = 134289792. Its totient is φ = 14754240.
The previous prime is 55641199. The next prime is 55641233. The reversal of 55641210 is 1214655.
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, 307 + ... + 10553.
It is an arithmetic number, because the mean of its divisors is an integer number (4196556).
Almost surely, 255641210 is an apocalyptic number.
55641210 is an abundant number, since it is smaller than the sum of its proper divisors (78648582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55641210 is a wasteful number, since it uses less digits than its factorization.
55641210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10438.
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 55641210 is about 7459.3035867968. The cubic root of 55641210 is about 381.7674132148.
Adding to 55641210 its reverse (1214655), we get a palindrome (56855865).
The spelling of 55641210 in words is "fifty-five million, six hundred forty-one thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •