Base | Representation |
---|---|
bin | 101111010000101010… |
… | …100011000100100111 |
3 | 11211222112112012111010 |
4 | 233100222203010213 |
5 | 1312411314024022 |
6 | 35151231113303 |
7 | 3444343151421 |
oct | 572052430447 |
9 | 154875465433 |
10 | 50745454887 |
11 | 1a580539376 |
12 | 9a02672833 |
13 | 4a293357aa |
14 | 265573b811 |
15 | 14c004550c |
hex | bd0aa3127 |
50745454887 has 8 divisors (see below), whose sum is σ = 67748139504. Its totient is φ = 33786536768.
The previous prime is 50745454873. The next prime is 50745454891. The reversal of 50745454887 is 78845454705.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 50745454887 - 235 = 16385716519 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50745454807) 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 7 ways as a sum of consecutive naturals, for example, 10938918 + ... + 10943555.
It is an arithmetic number, because the mean of its divisors is an integer number (8468517438).
Almost surely, 250745454887 is an apocalyptic number.
50745454887 is a deficient number, since it is larger than the sum of its proper divisors (17002684617).
50745454887 is a wasteful number, since it uses less digits than its factorization.
50745454887 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21883249.
The product of its (nonzero) digits is 25088000, while the sum is 57.
The spelling of 50745454887 in words is "fifty billion, seven hundred forty-five million, four hundred fifty-four thousand, eight hundred eighty-seven".
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