Base | Representation |
---|---|
bin | 101111010100111001… |
… | …011111101101100001 |
3 | 11212011111011202120022 |
4 | 233110321133231201 |
5 | 1313033004412040 |
6 | 35202245323225 |
7 | 3446164654112 |
oct | 572471375541 |
9 | 155144152508 |
10 | 50816482145 |
11 | 1a607641190 |
12 | 9a22406515 |
13 | 4a3ac73a60 |
14 | 2660d4a209 |
15 | 14c63c56b5 |
hex | bd4e5fb61 |
50816482145 has 32 divisors (see below), whose sum is σ = 72036566784. Its totient is φ = 33925996800.
The previous prime is 50816482133. The next prime is 50816482147. The reversal of 50816482145 is 54128461805.
It is a de Polignac number, because none of the positive numbers 2k-50816482145 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 50816482096 and 50816482105.
It is not an unprimeable number, because it can be changed into a prime (50816482147) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66917 + ... + 325746.
It is an arithmetic number, because the mean of its divisors is an integer number (2251142712).
Almost surely, 250816482145 is an apocalyptic number.
50816482145 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
50816482145 is a deficient number, since it is larger than the sum of its proper divisors (21220084639).
50816482145 is a wasteful number, since it uses less digits than its factorization.
50816482145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 392873.
The product of its (nonzero) digits is 307200, while the sum is 44.
The spelling of 50816482145 in words is "fifty billion, eight hundred sixteen million, four hundred eighty-two thousand, one hundred forty-five".
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