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2220814008 = 2332714929573
BaseRepresentation
bin1000010001011110…
…1110111010111000
312201202212001002200
42010113232322320
514022012022013
61004211430200
7106014415260
oct20427567270
95652761080
102220814008
11a3a656486
1251b8b5360
1329513b43a
14170d387a0
15cee7de73
hex845eeeb8

2220814008 has 96 divisors (see below), whose sum is σ = 6920316000. Its totient is φ = 630238464.

The previous prime is 2220813953. The next prime is 2220814019. The reversal of 2220814008 is 8004180222.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 60310 + ... + 89882.

It is an arithmetic number, because the mean of its divisors is an integer number (72086625).

Almost surely, 22220814008 is an apocalyptic number.

2220814008 is a gapful number since it is divisible by the number (28) 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 2220814008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3460158000).

2220814008 is an abundant number, since it is smaller than the sum of its proper divisors (4699501992).

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

2220814008 is a wasteful number, since it uses less digits than its factorization.

2220814008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29741 (or 29734 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 2220814008 is about 47125.5133446841. The cubic root of 2220814008 is about 1304.6801735287.

The spelling of 2220814008 in words is "two billion, two hundred twenty million, eight hundred fourteen thousand, eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 72 84 126 149 168 252 298 447 504 596 894 1043 1192 1341 1788 2086 2682 3129 3576 4172 5364 6258 8344 9387 10728 12516 18774 25032 29573 37548 59146 75096 88719 118292 177438 207011 236584 266157 354876 414022 532314 621033 709752 828044 1064628 1242066 1656088 1863099 2129256 2484132 3726198 4406377 4968264 7452396 8812754 13219131 14904792 17625508 26438262 30844639 35251016 39657393 52876524 61689278 79314786 92533917 105753048 123378556 158629572 185067834 246757112 277601751 317259144 370135668 555203502 740271336 1110407004 2220814008