Base | Representation |
---|---|
bin | 11101100001100111001… |
… | …101001110101111100100 |
3 | 21011222002102211101110211 |
4 | 131201213031032233210 |
5 | 231220300224211340 |
6 | 4152031202225204 |
7 | 266405265111421 |
oct | 35414715165744 |
9 | 7158072741424 |
10 | 2028956085220 |
11 | 7125258a7229 |
12 | 289285355204 |
13 | 1194395848cc |
14 | 702b83d8d48 |
15 | 37ba014d5ea |
hex | 1d86734ebe4 |
2028956085220 has 24 divisors (see below), whose sum is σ = 4485060820800. Its totient is φ = 768867568992.
The previous prime is 2028956085161. The next prime is 2028956085251. The reversal of 2028956085220 is 225806598202.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2669678680 + ... + 2669679439.
It is an arithmetic number, because the mean of its divisors is an integer number (186877534200).
Almost surely, 22028956085220 is an apocalyptic number.
2028956085220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2028956085220 is an abundant number, since it is smaller than the sum of its proper divisors (2456104735580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2028956085220 is a wasteful number, since it uses less digits than its factorization.
2028956085220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5339358147 (or 5339358145 counting only the distinct ones).
The product of its (nonzero) digits is 1382400, while the sum is 49.
The spelling of 2028956085220 in words is "two trillion, twenty-eight billion, nine hundred fifty-six million, eighty-five thousand, two hundred twenty".
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