Base | Representation |
---|---|
bin | 1101010101101… |
… | …0011011111011 |
3 | 10220021022001101 |
4 | 3111122123323 |
5 | 103310214310 |
6 | 5315032231 |
7 | 1246344553 |
oct | 325323373 |
9 | 126238041 |
10 | 55944955 |
11 | 29641300 |
12 | 1689b677 |
13 | b78a331 |
14 | 7604163 |
15 | 4da143a |
hex | 355a6fb |
55944955 has 24 divisors (see below), whose sum is σ = 74692800. Its totient is φ = 40191360.
The previous prime is 55944907. The next prime is 55944961.
55944955 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 55944955 - 213 = 55936763 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53326 + ... + 54364.
It is an arithmetic number, because the mean of its divisors is an integer number (3112200).
Almost surely, 255944955 is an apocalyptic number.
55944955 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
55944955 is a deficient number, since it is larger than the sum of its proper divisors (18747845).
55944955 is a wasteful number, since it uses less digits than its factorization.
55944955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1155 (or 1144 counting only the distinct ones).
The product of its digits is 810000, while the sum is 46.
The square root of 55944955 is about 7479.6360205561. The cubic root of 55944955 is about 382.4608415350.
It can be divided in two parts, 559449 and 55, that added together give a square (559504 = 7482).
The spelling of 55944955 in words is "fifty-five million, nine hundred forty-four thousand, nine hundred fifty-five".
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