Base | Representation |
---|---|
bin | 1101000111111… |
… | …1111101010001 |
3 | 10211120211111022 |
4 | 3101333331101 |
5 | 103043100230 |
6 | 5243525225 |
7 | 1235626550 |
oct | 321777521 |
9 | 124524438 |
10 | 55050065 |
11 | 2908aa24 |
12 | 16529815 |
13 | b535c05 |
14 | 744dd97 |
15 | 4c761e5 |
hex | 347ff51 |
55050065 has 16 divisors (see below), whose sum is σ = 75824640. Its totient is φ = 37584960.
The previous prime is 55050041. The next prime is 55050067. The reversal of 55050065 is 56005055.
It is not a de Polignac number, because 55050065 - 26 = 55050001 is a prime.
It is not an unprimeable number, because it can be changed into a prime (55050067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5075 + ... + 11655.
It is an arithmetic number, because the mean of its divisors is an integer number (4739040).
Almost surely, 255050065 is an apocalyptic number.
It is an amenable number.
55050065 is a deficient number, since it is larger than the sum of its proper divisors (20774575).
55050065 is a wasteful number, since it uses less digits than its factorization.
55050065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6832.
The product of its (nonzero) digits is 3750, while the sum is 26.
The square root of 55050065 is about 7419.5731009270. The cubic root of 55050065 is about 380.4106018784.
The spelling of 55050065 in words is "fifty-five million, fifty thousand, sixty-five".
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