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200003030920 = 235711591100611
BaseRepresentation
bin1011101001000100011…
…1000000111110001000
3201010020112222200010201
42322101013000332020
511234101233442140
6231514035021544
720310155466340
oct2722107007610
9633215880121
10200003030920
11779035513a0
123291873a8b4
1315b24b40914
14997466dd20
15530887249a
hex2e911c0f88

200003030920 has 128 divisors (see below), whose sum is σ = 570557260800. Its totient is φ = 61281964800.

The previous prime is 200003030837. The next prime is 200003030921. The reversal of 200003030920 is 29030300002.

It is not an unprimeable number, because it can be changed into a prime (200003030921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 368586 + ... + 732025.

It is an arithmetic number, because the mean of its divisors is an integer number (4457478600).

Almost surely, 2200003030920 is an apocalyptic number.

200003030920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200003030920 is an abundant number, since it is smaller than the sum of its proper divisors (370554229880).

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

200003030920 is a wasteful number, since it uses less digits than its factorization.

200003030920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100699 (or 1100695 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 200003030920 its reverse (29030300002), we get a palindrome (229033330922).

The spelling of 200003030920 in words is "two hundred billion, three million, thirty thousand, nine hundred twenty".

Divisors: 1 2 4 5 7 8 10 11 14 20 22 28 35 40 44 55 56 59 70 77 88 110 118 140 154 220 236 280 295 308 385 413 440 472 590 616 649 770 826 1180 1298 1540 1652 2065 2360 2596 3080 3245 3304 4130 4543 5192 6490 8260 9086 12980 16520 18172 22715 25960 36344 45430 90860 181720 1100611 2201222 4402444 5503055 7704277 8804888 11006110 12106721 15408554 22012220 24213442 30817108 38521385 44024440 48426884 60533605 61634216 64936049 77042770 84747047 96853768 121067210 129872098 154085540 169494094 242134420 259744196 308171080 324680245 338988188 423735235 454552343 484268840 519488392 649360490 677976376 714296539 847470470 909104686 1298720980 1428593078 1694940940 1818209372 2272761715 2597441960 2857186156 3389881880 3571482695 3636418744 4545523430 5000075773 5714372312 7142965390 9091046860 10000151546 14285930780 18182093720 20000303092 25000378865 28571861560 40000606184 50000757730 100001515460 200003030920