Base | Representation |
---|---|
bin | 1101010001101… |
… | …0011011110111 |
3 | 10212202222110012 |
4 | 3110122123313 |
5 | 103223322212 |
6 | 5305250435 |
7 | 1244203355 |
oct | 324323367 |
9 | 125688405 |
10 | 55682807 |
11 | 29482354 |
12 | 16793a1b |
13 | b6c7c0b |
14 | 75767d5 |
15 | 4d4d922 |
hex | 351a6f7 |
55682807 has 12 divisors (see below), whose sum is σ = 58199064. Its totient is φ = 53245920.
The previous prime is 55682779. The next prime is 55682821. The reversal of 55682807 is 70828655.
It is a de Polignac number, because none of the positive numbers 2k-55682807 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55682857) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120557 + ... + 121017.
It is an arithmetic number, because the mean of its divisors is an integer number (4849922).
Almost surely, 255682807 is an apocalyptic number.
55682807 is a deficient number, since it is larger than the sum of its proper divisors (2516257).
55682807 is an equidigital number, since it uses as much as digits as its factorization.
55682807 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 610 (or 557 counting only the distinct ones).
The product of its (nonzero) digits is 134400, while the sum is 41.
The square root of 55682807 is about 7462.0913288434. The cubic root of 55682807 is about 381.8625251134.
The spelling of 55682807 in words is "fifty-five million, six hundred eighty-two thousand, eight hundred seven".
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