Search a number
-
+
12203033210300 = 2252893631377617
BaseRepresentation
bin1011000110010011110101…
…1101011010110110111100
31121012121011100212211121002
42301210331131122312330
53044413303000212200
641541555052225432
72366432352561152
oct261447535326674
947177140784532
1012203033210300
113985306129879
12145104316b278
136a698325054a
143028b686d3d2
151626677e8bd5
hexb193d75adbc

12203033210300 has 72 divisors (see below), whose sum is σ = 26785562489280. Its totient is φ = 4825026201600.

The previous prime is 12203033210287. The next prime is 12203033210339. The reversal of 12203033210300 is 301233030221.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32127092 + ... + 32504708.

It is an arithmetic number, because the mean of its divisors is an integer number (372021701240).

Almost surely, 212203033210300 is an apocalyptic number.

12203033210300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12203033210300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13392781244640).

12203033210300 is an abundant number, since it is smaller than the sum of its proper divisors (14582529278980).

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

12203033210300 is a wasteful number, since it uses less digits than its factorization.

12203033210300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381351 (or 381344 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12203033210300 its reverse (301233030221), we get a palindrome (12504266240521).

The spelling of 12203033210300 in words is "twelve trillion, two hundred three billion, thirty-three million, two hundred ten thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 89 100 178 356 445 890 1780 2225 3631 4450 7262 8900 14524 18155 36310 72620 90775 181550 323159 363100 377617 646318 755234 1292636 1510468 1615795 1888085 3231590 3776170 6463180 7552340 8078975 9440425 16157950 18880850 32315900 33607913 37761700 67215826 134431652 168039565 336079130 672158260 840197825 1371127327 1680395650 2742254654 3360791300 5484509308 6855636635 13711273270 27422546540 34278183175 68556366350 122030332103 137112732700 244060664206 488121328412 610151660515 1220303321030 2440606642060 3050758302575 6101516605150 12203033210300