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20023303210300 = 225213196113289509
BaseRepresentation
bin1001000110110000010011…
…11000000000010100111100
32121220012122102120020120201
410203120021320000110330
510111030211110212200
6110330324542453244
74134431056031335
oct443301170002474
977805572506521
1020023303210300
11641a920723925
1222b4797894224
13b23260125c80
144d31c111728c
1524acbaadac6a
hex123609e0053c

20023303210300 has 144 divisors (see below), whose sum is σ = 50063178911200. Its totient is φ = 6889280947200.

The previous prime is 20023303210291. The next prime is 20023303210301. The reversal of 20023303210300 is 301230332002.

It is a happy number.

It is a super-2 number, since 2×200233032103002 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20023303210301) 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 47 ways as a sum of consecutive naturals, for example, 5138055 + ... + 8151454.

Almost surely, 220023303210300 is an apocalyptic number.

20023303210300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20023303210300 is an abundant number, since it is smaller than the sum of its proper divisors (30039875700900).

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

20023303210300 is a wasteful number, since it uses less digits than its factorization.

20023303210300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13289616 (or 13289609 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 20023303210300 its reverse (301230332002), we get a palindrome (20324533542302).

The spelling of 20023303210300 in words is "twenty trillion, twenty-three billion, three hundred three million, two hundred ten thousand, three hundred".

Divisors: 1 2 4 5 10 13 19 20 25 26 38 50 52 61 65 76 95 100 122 130 190 244 247 260 305 325 380 475 494 610 650 793 950 988 1159 1220 1235 1300 1525 1586 1900 2318 2470 3050 3172 3965 4636 4940 5795 6100 6175 7930 11590 12350 15067 15860 19825 23180 24700 28975 30134 39650 57950 60268 75335 79300 115900 150670 301340 376675 753350 1506700 13289509 26579018 53158036 66447545 132895090 172763617 252500671 265790180 332237725 345527234 505001342 664475450 691054468 810660049 863818085 1010002684 1262503355 1328950900 1621320098 1727636170 2525006710 3242640196 3282508723 3455272340 4053300245 4319090425 5050013420 6312516775 6565017446 8106600490 8638180850 10538580637 12625033550 13130034892 15402540931 16213200980 16412543615 17276361700 20266501225 21077161274 25250067100 30805081862 32825087230 40533002450 42154322548 52692903185 61610163724 65650174460 77012704655 81066004900 82062718075 105385806370 154025409310 164125436150 200233032103 210771612740 263464515925 308050818620 328250872300 385063523275 400466064206 526929031850 770127046550 800932128412 1001165160515 1053858063700 1540254093100 2002330321030 4004660642060 5005825802575 10011651605150 20023303210300