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220031310141 = 33157241121529
BaseRepresentation
bin1100110011101011100…
…0110101100100111101
3210000221100201200012000
43030322320311210331
512101111003411031
6245025254332513
721616403164056
oct3147270654475
9700840650160
10220031310141
1185350a35a75
123678805a139
131799733a206
14a9145d772d
155acbd273e6
hex333ae3593d

220031310141 has 32 divisors (see below), whose sum is σ = 328199875200. Its totient is φ = 145686003840.

The previous prime is 220031310137. The next prime is 220031310143. The reversal of 220031310141 is 141013130022.

220031310141 is a `hidden beast` number, since 2 + 200 + 313 + 10 + 141 = 666.

It is not a de Polignac number, because 220031310141 - 22 = 220031310137 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220031310143) 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, 10209465 + ... + 10230993.

It is an arithmetic number, because the mean of its divisors is an integer number (10256246100).

Almost surely, 2220031310141 is an apocalyptic number.

It is an amenable number.

220031310141 is a deficient number, since it is larger than the sum of its proper divisors (108168565059).

220031310141 is a wasteful number, since it uses less digits than its factorization.

220031310141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24106 (or 24100 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 220031310141 its reverse (141013130022), we get a palindrome (361044440163).

The spelling of 220031310141 in words is "two hundred twenty billion, thirty-one million, three hundred ten thousand, one hundred forty-one".

Divisors: 1 3 9 27 157 471 1413 2411 4239 7233 21529 21699 64587 65097 193761 378527 581283 1135581 3380053 3406743 10140159 10220229 30420477 51906419 91261431 155719257 467157771 1401473313 8149307783 24447923349 73343770047 220031310141