Base | Representation |
---|---|
bin | 110011010001001111… |
… | …010100010100001101 |
3 | 12021002112101212001201 |
4 | 303101033110110031 |
5 | 1400220303423234 |
6 | 41142321505501 |
7 | 3656122540603 |
oct | 632117242415 |
9 | 167075355051 |
10 | 55050061069 |
11 | 2138a362743 |
12 | a8041a2291 |
13 | 52640a8743 |
14 | 2943303873 |
15 | 1672dd9314 |
hex | cd13d450d |
55050061069 has 2 divisors, whose sum is σ = 55050061070. Its totient is φ = 55050061068.
The previous prime is 55050061067. The next prime is 55050061109. The reversal of 55050061069 is 96016005055.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 53632538569 + 1417522500 = 231587^2 + 37650^2 .
It is a cyclic number.
It is not a de Polignac number, because 55050061069 - 21 = 55050061067 is a prime.
It is a super-2 number, since 2×550500610692 (a number of 22 digits) contains 22 as substring.
Together with 55050061067, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55050061067) 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 as a sum of consecutive naturals, namely, 27525030534 + 27525030535.
It is an arithmetic number, because the mean of its divisors is an integer number (27525030535).
Almost surely, 255050061069 is an apocalyptic number.
It is an amenable number.
55050061069 is a deficient number, since it is larger than the sum of its proper divisors (1).
55050061069 is an equidigital number, since it uses as much as digits as its factorization.
55050061069 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 40500, while the sum is 37.
The spelling of 55050061069 in words is "fifty-five billion, fifty million, sixty-one thousand, sixty-nine".
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