Base | Representation |
---|---|
bin | 10111010011011001101010… |
… | …11001010111010011001000 |
3 | 20201102220002222002210002122 |
4 | 23221230311121113103020 |
5 | 23204041010031300211 |
6 | 300553123211350412 |
7 | 13536160552436420 |
oct | 1351546531272310 |
9 | 221386088083078 |
10 | 51244150650056 |
11 | 15367582123021 |
12 | 58b7562452408 |
13 | 22793c1c7a690 |
14 | c9233166b480 |
15 | 5dcea09146db |
hex | 2e9b356574c8 |
51244150650056 has 32 divisors (see below), whose sum is σ = 118255732271040. Its totient is φ = 20272411245888.
The previous prime is 51244150649927. The next prime is 51244150650059. The reversal of 51244150650056 is 65005605144215.
It is a junction number, because it is equal to n+sod(n) for n = 51244150649989 and 51244150650016.
It is not an unprimeable number, because it can be changed into a prime (51244150650059) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35195157686 + ... + 35195159141.
It is an arithmetic number, because the mean of its divisors is an integer number (3695491633470).
Almost surely, 251244150650056 is an apocalyptic number.
51244150650056 is a gapful number since it is divisible by the number (56) formed by its first and last digit.
It is an amenable number.
51244150650056 is an abundant number, since it is smaller than the sum of its proper divisors (67011581620984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51244150650056 is a wasteful number, since it uses less digits than its factorization.
51244150650056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70390316853 (or 70390316849 counting only the distinct ones).
The product of its (nonzero) digits is 720000, while the sum is 44.
The spelling of 51244150650056 in words is "fifty-one trillion, two hundred forty-four billion, one hundred fifty million, six hundred fifty thousand, fifty-six".
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