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22057205066 = 2131038236447
BaseRepresentation
bin10100100010101101…
…100011110101001010
32002221012112010001222
4110202231203311022
5330133121030231
614044414242042
71410412102211
oct244255436512
962835463058
1022057205066
1193997986a6
124336ab6322
132106960a40
1410d35d2078
1589167d27b
hex522b63d4a

22057205066 has 16 divisors (see below), whose sum is σ = 35976804864. Its totient is φ = 10081409904.

The previous prime is 22057205063. The next prime is 22057205111. The reversal of 22057205066 is 66050275022.

It is not an unprimeable number, because it can be changed into a prime (22057205063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4115546 + ... + 4120901.

It is an arithmetic number, because the mean of its divisors is an integer number (2248550304).

Almost surely, 222057205066 is an apocalyptic number.

22057205066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22057205066 is a deficient number, since it is larger than the sum of its proper divisors (13919599798).

22057205066 is a wasteful number, since it uses less digits than its factorization.

22057205066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8236565.

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 22057205066 in words is "twenty-two billion, fifty-seven million, two hundred five thousand, sixty-six".

Divisors: 1 2 13 26 103 206 1339 2678 8236447 16472894 107073811 214147622 848354041 1696708082 11028602533 22057205066