Base | Representation |
---|---|
bin | 1100110101111111111… |
… | …1110010001000110010 |
3 | 210002112202012220112002 |
4 | 3031133333302020302 |
5 | 12103344343404200 |
6 | 245211134334002 |
7 | 21641003050031 |
oct | 3153777621062 |
9 | 702482186462 |
10 | 220653888050 |
11 | 85640404a72 |
12 | 3692065a302 |
13 | 17a6630c6cb |
14 | a97317a718 |
15 | 5b16804bd5 |
hex | 335fff2232 |
220653888050 has 18 divisors (see below), whose sum is σ = 410422409949. Its totient is φ = 88260226600.
The previous prime is 220653888031. The next prime is 220653888053. The reversal of 220653888050 is 50888356022.
It can be written as a sum of positive squares in 2 ways, for example, as 216240810289 + 4413077761 = 465017^2 + 66431^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=332155.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 220653887986 and 220653888004.
It is not an unprimeable number, because it can be changed into a prime (220653888053) 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 8 ways as a sum of consecutive naturals, for example, 3288335 + ... + 3354765.
Almost surely, 2220653888050 is an apocalyptic number.
220653888050 is a deficient number, since it is larger than the sum of its proper divisors (189768521899).
220653888050 is an frugal number, since it uses more digits than its factorization.
220653888050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132874 (or 66438 counting only the distinct ones).
The product of its (nonzero) digits is 921600, while the sum is 47.
The spelling of 220653888050 in words is "two hundred twenty billion, six hundred fifty-three million, eight hundred eighty-eight thousand, fifty".
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