Base | Representation |
---|---|
bin | 101111011000011010… |
… | …001101101000011110 |
3 | 11212022121000121122000 |
4 | 233120122031220132 |
5 | 1313143044443434 |
6 | 35212152103130 |
7 | 3450511453425 |
oct | 573032155036 |
9 | 155277017560 |
10 | 50875390494 |
11 | 1a637916975 |
12 | 9a3a094aa6 |
13 | 4a4a22ab76 |
14 | 2668ac22bc |
15 | 14cb65eb99 |
hex | bd868da1e |
50875390494 has 32 divisors (see below), whose sum is σ = 113116500000. Its totient is φ = 16949452032.
The previous prime is 50875390483. The next prime is 50875390507. The reversal of 50875390494 is 49409357805.
50875390494 is a `hidden beast` number, since 50 + 8 + 75 + 39 + 0 + 494 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a self number, because there is not a number n which added to its sum of digits gives 50875390494.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147369 + ... + 351380.
It is an arithmetic number, because the mean of its divisors is an integer number (3534890625).
Almost surely, 250875390494 is an apocalyptic number.
50875390494 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
50875390494 is an abundant number, since it is smaller than the sum of its proper divisors (62241109506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50875390494 is a wasteful number, since it uses less digits than its factorization.
50875390494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 500649 (or 500643 counting only the distinct ones).
The product of its (nonzero) digits is 5443200, while the sum is 54.
The spelling of 50875390494 in words is "fifty billion, eight hundred seventy-five million, three hundred ninety thousand, four hundred ninety-four".
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