Base | Representation |
---|---|
bin | 1100000010100… |
… | …1011110101110 |
3 | 10112000202002210 |
4 | 3000221132232 |
5 | 100412022200 |
6 | 5002231250 |
7 | 1152153561 |
oct | 300513656 |
9 | 115022083 |
10 | 50501550 |
11 | 26563620 |
12 | 14ab5526 |
13 | a602798 |
14 | 69c84d8 |
15 | 4678650 |
hex | 30297ae |
50501550 has 96 divisors (see below), whose sum is σ = 138276864. Its totient is φ = 12096000.
The previous prime is 50501533. The next prime is 50501551. The reversal of 50501550 is 5510505.
50501550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50501551) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 209430 + ... + 209670.
It is an arithmetic number, because the mean of its divisors is an integer number (1440384).
Almost surely, 250501550 is an apocalyptic number.
50501550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 50501550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69138432).
50501550 is an abundant number, since it is smaller than the sum of its proper divisors (87775314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50501550 is a wasteful number, since it uses less digits than its factorization.
50501550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 394 (or 389 counting only the distinct ones).
The product of its (nonzero) digits is 625, while the sum is 21.
The square root of 50501550 is about 7106.4442585586. Note that the first 3 decimals coincide. The cubic root of 50501550 is about 369.6308712103.
The spelling of 50501550 in words is "fifty million, five hundred one thousand, five hundred fifty".
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