Base | Representation |
---|---|
bin | 1100110110100110000… |
… | …0001011001100000000 |
3 | 210002221212022122101211 |
4 | 3031221200023030000 |
5 | 12104211210433313 |
6 | 245235032535504 |
7 | 21644650466200 |
oct | 3155140131400 |
9 | 702855278354 |
10 | 220813374208 |
11 | 85712436309 |
12 | 36965b51594 |
13 | 17a9038030b |
14 | a98a414400 |
15 | 5b25809e3d |
hex | 336980b300 |
220813374208 has 54 divisors (see below), whose sum is σ = 512725726716. Its totient is φ = 94634297856.
The previous prime is 220813374191. The next prime is 220813374209. The reversal of 220813374208 is 802473318022.
It is not an unprimeable number, because it can be changed into a prime (220813374209) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8789010 + ... + 8814097.
Almost surely, 2220813374208 is an apocalyptic number.
220813374208 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
220813374208 is an abundant number, since it is smaller than the sum of its proper divisors (291912352508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220813374208 is an equidigital number, since it uses as much as digits as its factorization.
220813374208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17603137 (or 17603116 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 40.
The spelling of 220813374208 in words is "two hundred twenty billion, eight hundred thirteen million, three hundred seventy-four thousand, two hundred eight".
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