Base | Representation |
---|---|
bin | 1101001000001… |
… | …1100100000101 |
3 | 10211121120202102 |
4 | 3102003210011 |
5 | 103044033322 |
6 | 5244121445 |
7 | 1236020612 |
oct | 322034405 |
9 | 124546672 |
10 | 55064837 |
11 | 290a0033 |
12 | 16536285 |
13 | b53c859 |
14 | 7455509 |
15 | 4c7a792 |
hex | 3483905 |
55064837 has 2 divisors, whose sum is σ = 55064838. Its totient is φ = 55064836.
The previous prime is 55064833. The next prime is 55064851. The reversal of 55064837 is 73846055.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 32273761 + 22791076 = 5681^2 + 4774^2 .
It is a cyclic number.
It is not a de Polignac number, because 55064837 - 22 = 55064833 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 55064837.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55064833) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27532418 + 27532419.
It is an arithmetic number, because the mean of its divisors is an integer number (27532419).
Almost surely, 255064837 is an apocalyptic number.
It is an amenable number.
55064837 is a deficient number, since it is larger than the sum of its proper divisors (1).
55064837 is an equidigital number, since it uses as much as digits as its factorization.
55064837 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 100800, while the sum is 38.
The square root of 55064837 is about 7420.5685092181. The cubic root of 55064837 is about 380.4446249860. Note that the first 3 decimals are identical.
The spelling of 55064837 in words is "fifty-five million, sixty-four thousand, eight hundred thirty-seven".
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