Base | Representation |
---|---|
bin | 101110100111011111… |
… | …110101100100000101 |
3 | 11210012101220100021210 |
4 | 232213133311210011 |
5 | 1310003010444224 |
6 | 34554515402033 |
7 | 3421255422450 |
oct | 564737654405 |
9 | 153171810253 |
10 | 50054781189 |
11 | 1a256689a66 |
12 | 984b2b3319 |
13 | 494921042a |
14 | 25cbb10497 |
15 | 147e5b6429 |
hex | ba77f5905 |
50054781189 has 16 divisors (see below), whose sum is σ = 76577840640. Its totient is φ = 28488774000.
The previous prime is 50054781169. The next prime is 50054781223. The reversal of 50054781189 is 98118745005.
It is a happy number.
It is not a de Polignac number, because 50054781189 - 27 = 50054781061 is a prime.
It is a super-2 number, since 2×500547811892 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50054781169) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4742859 + ... + 4753400.
It is an arithmetic number, because the mean of its divisors is an integer number (4786115040).
Almost surely, 250054781189 is an apocalyptic number.
It is an amenable number.
50054781189 is a deficient number, since it is larger than the sum of its proper divisors (26523059451).
50054781189 is a wasteful number, since it uses less digits than its factorization.
50054781189 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9496520.
The product of its (nonzero) digits is 403200, while the sum is 48.
The spelling of 50054781189 in words is "fifty billion, fifty-four million, seven hundred eighty-one thousand, one hundred eighty-nine".
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