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203441422120 = 23531164065663
BaseRepresentation
bin1011110101111000001…
…1011011111100101000
3201110010011221001010221
42331132003123330220
511313122001001440
6233243143415424
720461316361436
oct2753603337450
9643104831127
10203441422120
1179308419612
1233518154574
13162522b8c21
149bbd191d56
15545a65ed4a
hex2f5e0dbf28

203441422120 has 32 divisors (see below), whose sum is σ = 472509112320. Its totient is φ = 78751517760.

The previous prime is 203441422097. The next prime is 203441422133. The reversal of 203441422120 is 21224144302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82031592 + ... + 82034071.

It is an arithmetic number, because the mean of its divisors is an integer number (14765909760).

Almost surely, 2203441422120 is an apocalyptic number.

203441422120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203441422120 is an abundant number, since it is smaller than the sum of its proper divisors (269067690200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203441422120 is a wasteful number, since it uses less digits than its factorization.

203441422120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164065705 (or 164065701 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 203441422120 its reverse (21224144302), we get a palindrome (224665566422).

The spelling of 203441422120 in words is "two hundred three billion, four hundred forty-one million, four hundred twenty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 31 40 62 124 155 248 310 620 1240 164065663 328131326 656262652 820328315 1312525304 1640656630 3281313260 5086035553 6562626520 10172071106 20344142212 25430177765 40688284424 50860355530 101720711060 203441422120