Base | Representation |
---|---|
bin | 101110110000110011… |
… | …111101011010001001 |
3 | 11210121021221200100221 |
4 | 232300303331122021 |
5 | 1310313012114040 |
6 | 35022221030041 |
7 | 3425163615133 |
oct | 566063753211 |
9 | 153537850327 |
10 | 50211051145 |
11 | 1a326913992 |
12 | 98936b5321 |
13 | 49726c6168 |
14 | 260478c053 |
15 | 148d18374a |
hex | bb0cfd689 |
50211051145 has 4 divisors (see below), whose sum is σ = 60253261380. Its totient is φ = 40168840912.
The previous prime is 50211051127. The next prime is 50211051167. The reversal of 50211051145 is 54115011205.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54115011205 = 5 ⋅10823002241.
It can be written as a sum of positive squares in 2 ways, for example, as 8515044729 + 41696006416 = 92277^2 + 204196^2 .
It is a cyclic number.
It is not a de Polignac number, because 50211051145 - 219 = 50210526857 is a prime.
It is a super-2 number, since 2×502110511452 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5021105110 + ... + 5021105119.
It is an arithmetic number, because the mean of its divisors is an integer number (15063315345).
Almost surely, 250211051145 is an apocalyptic number.
It is an amenable number.
50211051145 is a deficient number, since it is larger than the sum of its proper divisors (10042210235).
50211051145 is a wasteful number, since it uses less digits than its factorization.
50211051145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10042210234.
The product of its (nonzero) digits is 1000, while the sum is 25.
The spelling of 50211051145 in words is "fifty billion, two hundred eleven million, fifty-one thousand, one hundred forty-five".
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