Base | Representation |
---|---|
bin | 110010011100011111010001… |
… | …101010000001110010001011 |
3 | 1002002112121120120012211121212 |
4 | 302130133101222001302023 |
5 | 213034423342100133004 |
6 | 2103505033521323335 |
7 | 64505600640151316 |
oct | 6234372152016213 |
9 | 1062477516184555 |
10 | 221860053130379 |
11 | 64767358126734 |
12 | 20a71b6aa9654b |
13 | 96a440c258191 |
14 | 3cb01261b397d |
15 | 1a9b150bc896e |
hex | c9c7d1a81c8b |
221860053130379 has 8 divisors (see below), whose sum is σ = 222896156139072. Its totient is φ = 220825725792840.
The previous prime is 221860053130369. The next prime is 221860053130409. The reversal of 221860053130379 is 973031350068122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 221860053130379 - 244 = 204267867085963 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (221860053130349) by changing a digit.
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, 443667317 + ... + 444167094.
It is an arithmetic number, because the mean of its divisors is an integer number (27862019517384).
Almost surely, 2221860053130379 is an apocalyptic number.
221860053130379 is a deficient number, since it is larger than the sum of its proper divisors (1036103008693).
221860053130379 is an equidigital number, since it uses as much as digits as its factorization.
221860053130379 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 887835577.
The product of its (nonzero) digits is 1632960, while the sum is 50.
The spelling of 221860053130379 in words is "two hundred twenty-one trillion, eight hundred sixty billion, fifty-three million, one hundred thirty thousand, three hundred seventy-nine".
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