Base | Representation |
---|---|
bin | 1101001101011… |
… | …1111010001000 |
3 | 10212021010122210 |
4 | 3103113322020 |
5 | 103141112222 |
6 | 5255345120 |
7 | 1241660046 |
oct | 323277210 |
9 | 125233583 |
10 | 55410312 |
11 | 29306651 |
12 | 166821a0 |
13 | b630b89 |
14 | 7505396 |
15 | 4ce7d0c |
hex | 34d7e88 |
55410312 has 64 divisors (see below), whose sum is σ = 148510080. Its totient is φ = 17183232.
The previous prime is 55410301. The next prime is 55410319. The reversal of 55410312 is 21301455.
It is not an unprimeable number, because it can be changed into a prime (55410319) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19068 + ... + 21780.
It is an arithmetic number, because the mean of its divisors is an integer number (2320470).
Almost surely, 255410312 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55410312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74255040).
55410312 is an abundant number, since it is smaller than the sum of its proper divisors (93099768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55410312 is a wasteful number, since it uses less digits than its factorization.
55410312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2782 (or 2778 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 55410312 is about 7443.8103146171. The cubic root of 55410312 is about 381.2385992470.
Adding to 55410312 its reverse (21301455), we get a palindrome (76711767).
The spelling of 55410312 in words is "fifty-five million, four hundred ten thousand, three hundred twelve".
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