Base | Representation |
---|---|
bin | 101111000011010101… |
… | …101001111010100101 |
3 | 11211101221211010021200 |
4 | 233003111221322211 |
5 | 1311432044432320 |
6 | 35113123033113 |
7 | 3435656562354 |
oct | 570325517245 |
9 | 154357733250 |
10 | 50521874085 |
11 | 1a47630a851 |
12 | 995b80b799 |
13 | 49c1c13267 |
14 | 2633b7b99b |
15 | 14aa5ce290 |
hex | bc3569ea5 |
50521874085 has 24 divisors (see below), whose sum is σ = 87576802560. Its totient is φ = 26943290592.
The previous prime is 50521874059. The next prime is 50521874089. The reversal of 50521874085 is 58047812505.
50521874085 is a `hidden beast` number, since 5 + 0 + 521 + 8 + 7 + 40 + 85 = 666.
It is not a de Polignac number, because 50521874085 - 213 = 50521865893 is a prime.
It is a super-2 number, since 2×505218740852 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 50521874085.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50521874089) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1036696 + ... + 1084334.
It is an arithmetic number, because the mean of its divisors is an integer number (3649033440).
Almost surely, 250521874085 is an apocalyptic number.
It is an amenable number.
50521874085 is a deficient number, since it is larger than the sum of its proper divisors (37054928475).
50521874085 is a wasteful number, since it uses less digits than its factorization.
50521874085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71217 (or 71214 counting only the distinct ones).
The product of its (nonzero) digits is 448000, while the sum is 45.
The spelling of 50521874085 in words is "fifty billion, five hundred twenty-one million, eight hundred seventy-four thousand, eighty-five".
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