Base | Representation |
---|---|
bin | 1101010011101… |
… | …0101010010000 |
3 | 10220000200111211 |
4 | 3110322222100 |
5 | 103242033200 |
6 | 5312145504 |
7 | 1245263236 |
oct | 324725220 |
9 | 126020454 |
10 | 55814800 |
11 | 29562538 |
12 | 16838294 |
13 | b743012 |
14 | 75ac956 |
15 | 4d77aba |
hex | 353aa90 |
55814800 has 30 divisors (see below), whose sum is σ = 134096018. Its totient is φ = 22325760.
The previous prime is 55814797. The next prime is 55814809. The reversal of 55814800 is 841855.
It can be written as a sum of positive squares in 3 ways, for example, as 7817616 + 47997184 = 2796^2 + 6928^2 .
It is not an unprimeable number, because it can be changed into a prime (55814809) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69369 + ... + 70168.
Almost surely, 255814800 is an apocalyptic number.
55814800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
55814800 is an abundant number, since it is smaller than the sum of its proper divisors (78281218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55814800 is a wasteful number, since it uses less digits than its factorization.
55814800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139555 (or 139544 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 31.
The square root of 55814800 is about 7470.9303302869. The cubic root of 55814800 is about 382.1640149830.
The spelling of 55814800 in words is "fifty-five million, eight hundred fourteen thousand, eight hundred".
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