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220084982 = 2132651139
BaseRepresentation
bin11010001111000…
…11101011110110
3120100010110211122
431013203223312
5422320204412
633501103542
75311456115
oct1507435366
9510113748
10220084982
11103261117
1261857bb2
133679a300
142132dc7c
15144c5572
hexd1e3af6

220084982 has 12 divisors (see below), whose sum is σ = 357475860. Its totient is φ = 101577528.

The previous prime is 220084981. The next prime is 220084987. The reversal of 220084982 is 289480022.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220084981) 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 5 ways as a sum of consecutive naturals, for example, 325232 + ... + 325907.

It is an arithmetic number, because the mean of its divisors is an integer number (29789655).

Almost surely, 2220084982 is an apocalyptic number.

220084982 is a deficient number, since it is larger than the sum of its proper divisors (137390878).

220084982 is a wasteful number, since it uses less digits than its factorization.

220084982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651167 (or 651154 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 220084982 is about 14835.2614402308. The cubic root of 220084982 is about 603.7587940142.

The spelling of 220084982 in words is "two hundred twenty million, eighty-four thousand, nine hundred eighty-two".

Divisors: 1 2 13 26 169 338 651139 1302278 8464807 16929614 110042491 220084982