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203285300000 = 25552032853
BaseRepresentation
bin1011110101010010111…
…1111000001100100000
3201102201022011012212012
42331110233320030200
511312312014100000
6233215445252052
720454412353056
oct2752457701440
9642638135765
10203285300000
1179238285772
1233493a04028
1316228b55583
149ba65521d6
15544bac1735
hex2f54bf8320

203285300000 has 72 divisors (see below), whose sum is σ = 500240646612. Its totient is φ = 81314080000.

The previous prime is 203285299937. The next prime is 203285300011. The reversal of 203285300000 is 3582302.

203285300000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1083989776 + 202201310224 = 32924^2 + 449668^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 916427 + ... + 1116426.

Almost surely, 2203285300000 is an apocalyptic number.

203285300000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203285300000 is an abundant number, since it is smaller than the sum of its proper divisors (296955346612).

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

203285300000 is an frugal number, since it uses more digits than its factorization.

203285300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032888 (or 2032860 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 203285300000 its reverse (3582302), we get a palindrome (203288882302).

The spelling of 203285300000 in words is "two hundred three billion, two hundred eighty-five million, three hundred thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 625 800 1000 1250 2000 2500 3125 4000 5000 6250 10000 12500 20000 25000 50000 100000 2032853 4065706 8131412 10164265 16262824 20328530 32525648 40657060 50821325 65051296 81314120 101642650 162628240 203285300 254106625 325256480 406570600 508213250 813141200 1016426500 1270533125 1626282400 2032853000 2541066250 4065706000 5082132500 6352665625 8131412000 10164265000 12705331250 20328530000 25410662500 40657060000 50821325000 101642650000 203285300000