Base | Representation |
---|---|
bin | 1100100010010100000… |
… | …1011000110000000000 |
3 | 202120220110200102202011 |
4 | 3020211001120300000 |
5 | 12012034042012222 |
6 | 242534523302304 |
7 | 21363025264042 |
oct | 3104501306000 |
9 | 676813612664 |
10 | 215369485312 |
11 | 83379506a83 |
12 | 358a697a994 |
13 | 17403584497 |
14 | a5d1405a92 |
15 | 5907920c77 |
hex | 3225058c00 |
215369485312 has 44 divisors (see below), whose sum is σ = 444416735296. Its totient is φ = 104211025920.
The previous prime is 215369485291. The next prime is 215369485321. The reversal of 215369485312 is 213584963512.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3360543 + ... + 3424030.
Almost surely, 2215369485312 is an apocalyptic number.
It is an amenable number.
215369485312 is an abundant number, since it is smaller than the sum of its proper divisors (229047249984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
215369485312 is an equidigital number, since it uses as much as digits as its factorization.
215369485312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6784624 (or 6784606 counting only the distinct ones).
The product of its digits is 1555200, while the sum is 49.
The spelling of 215369485312 in words is "two hundred fifteen billion, three hundred sixty-nine million, four hundred eighty-five thousand, three hundred twelve".
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