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10011000220 = 22513197241811
BaseRepresentation
bin10010101001011001…
…11011110110011100
3221211200110111120221
421110230323312130
5131000304001340
64333214251124
7503040045364
oct112454736634
927750414527
1010011000220
114277a48701
121b347b6aa4
13c3706c390
146ad7c79a4
153d8d3244a
hex254b3bd9c

10011000220 has 96 divisors (see below), whose sum is σ = 22877781696. Its totient is φ = 3657830400.

The previous prime is 10011000211. The next prime is 10011000253. The reversal of 10011000220 is 2200011001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12343615 + ... + 12344425.

It is an arithmetic number, because the mean of its divisors is an integer number (238310226).

Almost surely, 210011000220 is an apocalyptic number.

10011000220 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 10011000220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11438890848).

10011000220 is an abundant number, since it is smaller than the sum of its proper divisors (12866781476).

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

10011000220 is a wasteful number, since it uses less digits than its factorization.

10011000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271 (or 1269 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 10011000220 its reverse (2200011001), we get a palindrome (12211011221).

The spelling of 10011000220 in words is "ten billion, eleven million, two hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 10 13 20 26 52 65 130 197 241 260 394 482 788 811 964 985 1205 1622 1970 2410 2561 3133 3244 3940 4055 4820 5122 6266 8110 10244 10543 12532 12805 15665 16220 21086 25610 31330 42172 47477 51220 52715 62660 94954 105430 159767 189908 195451 210860 237385 319534 390902 474770 617201 639068 781804 798835 949540 977255 1234402 1597670 1954510 2076971 2468804 2540863 3086005 3195340 3909020 4153942 5081726 6172010 8307884 10163452 10384855 12344020 12704315 20769710 25408630 38503847 41539420 50817260 77007694 154015388 192519235 385038470 500550011 770076940 1001100022 2002200044 2502750055 5005500110 10011000220