Base | Representation |
---|---|
bin | 1100100010000100010… |
… | …1101011001100001000 |
3 | 202120201212112001200011 |
4 | 3020201011223030020 |
5 | 12011420144004202 |
6 | 242524205121304 |
7 | 21361264362460 |
oct | 3104105531410 |
9 | 676655461604 |
10 | 215303500552 |
11 | 83345238718 |
12 | 35888859234 |
13 | 173c29c044a |
14 | a5c674aba0 |
15 | 5901c39bd7 |
hex | 322116b308 |
215303500552 has 32 divisors (see below), whose sum is σ = 461667758400. Its totient is φ = 92212305984.
The previous prime is 215303500537. The next prime is 215303500597. The reversal of 215303500552 is 255005303512.
215303500552 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1176927 + ... + 1347502.
It is an arithmetic number, because the mean of its divisors is an integer number (14427117450).
Almost surely, 2215303500552 is an apocalyptic number.
It is an amenable number.
215303500552 is an abundant number, since it is smaller than the sum of its proper divisors (246364257848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
215303500552 is a wasteful number, since it uses less digits than its factorization.
215303500552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2525965 (or 2525961 counting only the distinct ones).
The product of its (nonzero) digits is 22500, while the sum is 31.
The spelling of 215303500552 in words is "two hundred fifteen billion, three hundred three million, five hundred thousand, five hundred fifty-two".
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