Base | Representation |
---|---|
bin | 10111001101000001100011… |
… | …11111110010000101010101 |
3 | 20200122221120111002210000022 |
4 | 23212200301333302011111 |
5 | 23141443300332432102 |
6 | 300304330130154525 |
7 | 13514303212144223 |
oct | 1346406177620525 |
9 | 220587514083008 |
10 | 51025050280277 |
11 | 15292669732357 |
12 | 5880bb6122a45 |
13 | 226184577ab68 |
14 | c858a8965b13 |
15 | 5d742a6cb5a2 |
hex | 2e6831ff2155 |
51025050280277 has 12 divisors (see below), whose sum is σ = 52205843612160. Its totient is φ = 49867706356776.
The previous prime is 51025050280247. The next prime is 51025050280289. The reversal of 51025050280277 is 77208205052015.
It is not a de Polignac number, because 51025050280277 - 28 = 51025050280021 is a prime.
It is a super-2 number, since 2×510250502802772 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51025050280207) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44180627 + ... + 45320832.
It is an arithmetic number, because the mean of its divisors is an integer number (4350486967680).
Almost surely, 251025050280277 is an apocalyptic number.
It is an amenable number.
51025050280277 is a deficient number, since it is larger than the sum of its proper divisors (1180793331883).
51025050280277 is an equidigital number, since it uses as much as digits as its factorization.
51025050280277 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89501720 (or 89501653 counting only the distinct ones).
The product of its (nonzero) digits is 392000, while the sum is 44.
The spelling of 51025050280277 in words is "fifty-one trillion, twenty-five billion, fifty million, two hundred eighty thousand, two hundred seventy-seven".
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