Base | Representation |
---|---|
bin | 1101001011001… |
… | …1101001100001 |
3 | 10211222120221002 |
4 | 3102303221201 |
5 | 103121334133 |
6 | 5252241345 |
7 | 1240501046 |
oct | 322635141 |
9 | 124876832 |
10 | 55261793 |
11 | 29215004 |
12 | 16610255 |
13 | b5ab3b2 |
14 | 74a71cd |
15 | 4cb8ce8 |
hex | 34b3a61 |
55261793 has 2 divisors, whose sum is σ = 55261794. Its totient is φ = 55261792.
The previous prime is 55261783. The next prime is 55261807. The reversal of 55261793 is 39716255.
It is a happy number.
55261793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 38353249 + 16908544 = 6193^2 + 4112^2 .
It is a cyclic number.
It is not a de Polignac number, because 55261793 - 216 = 55196257 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (55261783) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27630896 + 27630897.
It is an arithmetic number, because the mean of its divisors is an integer number (27630897).
Almost surely, 255261793 is an apocalyptic number.
It is an amenable number.
55261793 is a deficient number, since it is larger than the sum of its proper divisors (1).
55261793 is an equidigital number, since it uses as much as digits as its factorization.
55261793 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 56700, while the sum is 38.
The square root of 55261793 is about 7433.8276143586. The cubic root of 55261793 is about 380.8976769101.
The spelling of 55261793 in words is "fifty-five million, two hundred sixty-one thousand, seven hundred ninety-three".
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