Base | Representation |
---|---|
bin | 1101001101101… |
… | …1001101101101 |
3 | 10212021211020022 |
4 | 3103123031231 |
5 | 103142030403 |
6 | 5255531525 |
7 | 1242044402 |
oct | 323331555 |
9 | 125254208 |
10 | 55423853 |
11 | 29315841 |
12 | 16689ba5 |
13 | b6370a4 |
14 | 750a2a9 |
15 | 4cebd38 |
hex | 34db36d |
55423853 has 2 divisors, whose sum is σ = 55423854. Its totient is φ = 55423852.
The previous prime is 55423811. The next prime is 55423867. The reversal of 55423853 is 35832455.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 54140164 + 1283689 = 7358^2 + 1133^2 .
It is a cyclic number.
It is not a de Polignac number, because 55423853 - 26 = 55423789 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55423883) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27711926 + 27711927.
It is an arithmetic number, because the mean of its divisors is an integer number (27711927).
Almost surely, 255423853 is an apocalyptic number.
It is an amenable number.
55423853 is a deficient number, since it is larger than the sum of its proper divisors (1).
55423853 is an equidigital number, since it uses as much as digits as its factorization.
55423853 is an evil number, because the sum of its binary digits is even.
The product of its digits is 72000, while the sum is 35.
The square root of 55423853 is about 7444.7198066818. The cubic root of 55423853 is about 381.2696520193.
The spelling of 55423853 in words is "fifty-five million, four hundred twenty-three thousand, eight hundred fifty-three".
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