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11027230280 = 2351129864203
BaseRepresentation
bin10100100010100011…
…00010111001001000
31001110111200100011022
422101101202321020
5140040432332110
65022115452012
7540156624263
oct122121427110
931414610138
1011027230280
114749647360
122178bb7008
13106976ca41
1476875bcda
1544816c755
hex291462e48

11027230280 has 64 divisors (see below), whose sum is σ = 28000209600. Its totient is φ = 3871624960.

The previous prime is 11027230271. The next prime is 11027230343. The reversal of 11027230280 is 8203272011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 419342 + ... + 444861.

It is an arithmetic number, because the mean of its divisors is an integer number (437503275).

Almost surely, 211027230280 is an apocalyptic number.

11027230280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11027230280 is an abundant number, since it is smaller than the sum of its proper divisors (16972979320).

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

11027230280 is a wasteful number, since it uses less digits than its factorization.

11027230280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864254 (or 864250 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The spelling of 11027230280 in words is "eleven billion, twenty-seven million, two hundred thirty thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 11 20 22 29 40 44 55 58 88 110 116 145 220 232 290 319 440 580 638 1160 1276 1595 2552 3190 6380 12760 864203 1728406 3456812 4321015 6913624 8642030 9506233 17284060 19012466 25061887 34568120 38024932 47531165 50123774 76049864 95062330 100247548 125309435 190124660 200495096 250618870 275680757 380249320 501237740 551361514 1002475480 1102723028 1378403785 2205446056 2756807570 5513615140 11027230280