Base | Representation |
---|---|
bin | 10110111110000110111001… |
… | …00001101010111110010101 |
3 | 20121211221122000221210012020 |
4 | 23133003130201222332111 |
5 | 23110044112343342003 |
6 | 255233043521043353 |
7 | 13432260134031510 |
oct | 1337033441527625 |
9 | 217757560853166 |
10 | 50512515215253 |
11 | 15105267a86a93 |
12 | 57b97b7186559 |
13 | 2225404686c60 |
14 | c68b66a41d77 |
15 | 5c8e2e384d53 |
hex | 2df0dc86af95 |
50512515215253 has 32 divisors (see below), whose sum is σ = 82927772928000. Its totient is φ = 26632572555456.
The previous prime is 50512515215251. The next prime is 50512515215291. The reversal of 50512515215253 is 35251251521505.
It is not a de Polignac number, because 50512515215253 - 21 = 50512515215251 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50512515215251) 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, 38914153 + ... + 40191246.
It is an arithmetic number, because the mean of its divisors is an integer number (2591492904000).
Almost surely, 250512515215253 is an apocalyptic number.
It is an amenable number.
50512515215253 is a deficient number, since it is larger than the sum of its proper divisors (32415257712747).
50512515215253 is a wasteful number, since it uses less digits than its factorization.
50512515215253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79107761.
The product of its (nonzero) digits is 375000, while the sum is 42.
Adding to 50512515215253 its reverse (35251251521505), we get a palindrome (85763766736758).
The spelling of 50512515215253 in words is "fifty trillion, five hundred twelve billion, five hundred fifteen million, two hundred fifteen thousand, two hundred fifty-three".
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