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220141443 = 31631912357
BaseRepresentation
bin11010001111100…
…01011110000011
3120100020100021210
431013301132003
5422324011233
633502221203
75312112534
oct1507613603
9510210253
10220141443
1110329a585
1261884803
13367b9c12
142134668b
15144d7163
hexd1f1783

220141443 has 16 divisors (see below), whose sum is σ = 296994816. Its totient is φ = 145035360.

The previous prime is 220141433. The next prime is 220141451. The reversal of 220141443 is 344141022.

It is not a de Polignac number, because 220141443 - 210 = 220140419 is a prime.

It is a super-2 number, since 2×2201414432 = 96924509852244498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220141433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92221 + ... + 94577.

It is an arithmetic number, because the mean of its divisors is an integer number (18562176).

Almost surely, 2220141443 is an apocalyptic number.

220141443 is a deficient number, since it is larger than the sum of its proper divisors (76853373).

220141443 is a wasteful number, since it uses less digits than its factorization.

220141443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 220141443 is about 14837.1642506242. The cubic root of 220141443 is about 603.8104193914.

Adding to 220141443 its reverse (344141022), we get a palindrome (564282465).

The spelling of 220141443 in words is "two hundred twenty million, one hundred forty-one thousand, four hundred forty-three".

Divisors: 1 3 163 191 489 573 2357 7071 31133 93399 384191 450187 1152573 1350561 73380481 220141443