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12201050050 = 252743899109
BaseRepresentation
bin10110101110011110…
…10011111111000010
31011111022102120011121
423113033103333002
5144441432100200
65334410502454
7611232133330
oct132717237702
934438376147
1012201050050
1151a11a1542
122446134a2a
1311c59c8a57
1483a5d4b50
154b6235e1a
hex2d73d3fc2

12201050050 has 96 divisors (see below), whose sum is σ = 26840246400. Its totient is φ = 4039580160.

The previous prime is 12201050021. The next prime is 12201050063. The reversal of 12201050050 is 5005010221.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1334896 + ... + 1344004.

It is an arithmetic number, because the mean of its divisors is an integer number (279585900).

Almost surely, 212201050050 is an apocalyptic number.

12201050050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12201050050 is an abundant number, since it is smaller than the sum of its proper divisors (14639196350).

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

12201050050 is a wasteful number, since it uses less digits than its factorization.

12201050050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9260 (or 9255 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 16.

Adding to 12201050050 its reverse (5005010221), we get a palindrome (17206060271).

The spelling of 12201050050 in words is "twelve billion, two hundred one million, fifty thousand, fifty".

Divisors: 1 2 5 7 10 14 25 35 43 50 70 86 89 175 178 215 301 350 430 445 602 623 890 1075 1246 1505 2150 2225 3010 3115 3827 4450 6230 7525 7654 9109 15050 15575 18218 19135 26789 31150 38270 45545 53578 63763 91090 95675 127526 133945 191350 227725 267890 318815 391687 455450 637630 669725 783374 810701 1339450 1594075 1621402 1958435 2741809 3188150 3916870 4053505 5483618 5674907 8107010 9792175 11349814 13709045 19584350 20267525 27418090 28374535 34860143 40535050 56749070 68545225 69720286 137090450 141872675 174300715 244021001 283745350 348601430 488042002 871503575 1220105005 1743007150 2440210010 6100525025 12201050050