Base | Representation |
---|---|
bin | 1110111011111010110… |
… | …10100001010000111000 |
3 | 1211001200011010222221110 |
4 | 13131331122201100320 |
5 | 31402021013242331 |
6 | 1031432504440320 |
7 | 52035463220334 |
oct | 7357532412070 |
9 | 1731604128843 |
10 | 513205212216 |
11 | 188715a65924 |
12 | 835674790a0 |
13 | 39519bb0308 |
14 | 1aba6d2a7c4 |
15 | d53a0bd946 |
hex | 777d6a1438 |
513205212216 has 32 divisors (see below), whose sum is σ = 1283096995200. Its totient is φ = 171057208800.
The previous prime is 513205212161. The next prime is 513205212227. The reversal of 513205212216 is 612212502315.
It is a super-3 number, since 3×5132052122163 (a number of 36 digits) contains 333 as substring.
It is a congruent number.
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, 321156 + ... + 1062803.
It is an arithmetic number, because the mean of its divisors is an integer number (40096781100).
Almost surely, 2513205212216 is an apocalyptic number.
It is an amenable number.
513205212216 is an abundant number, since it is smaller than the sum of its proper divisors (769891782984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
513205212216 is a wasteful number, since it uses less digits than its factorization.
513205212216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1399419 (or 1399415 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 30.
The spelling of 513205212216 in words is "five hundred thirteen billion, two hundred five million, two hundred twelve thousand, two hundred sixteen".
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