Base | Representation |
---|---|
bin | 1101010000000… |
… | …1010110110110 |
3 | 10212120202112201 |
4 | 3110001112312 |
5 | 103212030321 |
6 | 5303135114 |
7 | 1243265032 |
oct | 324012666 |
9 | 125522481 |
10 | 55580086 |
11 | 29412161 |
12 | 1674449a |
13 | b690233 |
14 | 754b1c2 |
15 | 4d2d291 |
hex | 35015b6 |
55580086 has 8 divisors (see below), whose sum is σ = 86059584. Its totient is φ = 26893560.
The previous prime is 55580071. The next prime is 55580087. The reversal of 55580086 is 68008555.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55580087) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448165 + ... + 448288.
It is an arithmetic number, because the mean of its divisors is an integer number (10757448).
Almost surely, 255580086 is an apocalyptic number.
55580086 is a deficient number, since it is larger than the sum of its proper divisors (30479498).
55580086 is a wasteful number, since it uses less digits than its factorization.
55580086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 896486.
The product of its (nonzero) digits is 48000, while the sum is 37.
The square root of 55580086 is about 7455.2052956307. The cubic root of 55580086 is about 381.6275666189.
The spelling of 55580086 in words is "fifty-five million, five hundred eighty thousand, eighty-six".
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