Base | Representation |
---|---|
bin | 101111001000110001… |
… | …111111101101101111 |
3 | 11211122022122102110121 |
4 | 233020301333231233 |
5 | 1312123434030422 |
6 | 35130144145411 |
7 | 3441146004130 |
oct | 571061775557 |
9 | 154568572417 |
10 | 50613189487 |
11 | 1a51290a423 |
12 | 9986308267 |
13 | 4a07b05b43 |
14 | 2641d4bc87 |
15 | 14b361a8c7 |
hex | bc8c7fb6f |
50613189487 has 4 divisors (see below), whose sum is σ = 57843645136. Its totient is φ = 43382733840.
The previous prime is 50613189469. The next prime is 50613189493. The reversal of 50613189487 is 78498131605.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 50613189487 - 211 = 50613187439 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50613189427) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3615227814 + ... + 3615227827.
It is an arithmetic number, because the mean of its divisors is an integer number (14460911284).
Almost surely, 250613189487 is an apocalyptic number.
50613189487 is a deficient number, since it is larger than the sum of its proper divisors (7230455649).
50613189487 is an equidigital number, since it uses as much as digits as its factorization.
50613189487 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7230455648.
The product of its (nonzero) digits is 1451520, while the sum is 52.
It can be divided in two parts, 50613 and 189487, that added together give a square (240100 = 4902).
The spelling of 50613189487 in words is "fifty billion, six hundred thirteen million, one hundred eighty-nine thousand, four hundred eighty-seven".
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