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10043210220 = 2235679912521
BaseRepresentation
bin10010101101001111…
…10011100111101100
3221220221001221101220
421112213303213230
5131032030211340
64340324503340
7503610610161
oct112647634754
927827057356
1010043210220
11429414853a
121b4354ab50
13c40939254
146b3bb0068
153dba95ed0
hex2569f39ec

10043210220 has 96 divisors (see below), whose sum is σ = 28580837376. Its totient is φ = 2634508800.

The previous prime is 10043210189. The next prime is 10043210257. The reversal of 10043210220 is 2201234001.

It is a super-2 number, since 2×100432102202 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10043210220.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3982560 + ... + 3985080.

It is an arithmetic number, because the mean of its divisors is an integer number (297717056).

Almost surely, 210043210220 is an apocalyptic number.

10043210220 is a gapful number since it is divisible by the number (10) 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 10043210220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14290418688).

10043210220 is an abundant number, since it is smaller than the sum of its proper divisors (18537627156).

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

10043210220 is a wasteful number, since it uses less digits than its factorization.

10043210220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3591 (or 3589 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10043210220 its reverse (2201234001), we get a palindrome (12244444221).

The spelling of 10043210220 in words is "ten billion, forty-three million, two hundred ten thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 67 134 201 268 335 402 670 804 991 1005 1340 1982 2010 2521 2973 3964 4020 4955 5042 5946 7563 9910 10084 11892 12605 14865 15126 19820 25210 29730 30252 37815 50420 59460 66397 75630 132794 151260 168907 199191 265588 331985 337814 398382 506721 663970 675628 796764 844535 995955 1013442 1327940 1689070 1991910 2026884 2498311 2533605 3378140 3983820 4996622 5067210 7494933 9993244 10134420 12491555 14989866 24983110 29979732 37474665 49966220 74949330 149898660 167386837 334773674 502160511 669547348 836934185 1004321022 1673868370 2008642044 2510802555 3347736740 5021605110 10043210220