Search a number
-
+
12011032110 = 23571110151481
BaseRepresentation
bin10110010111110100…
…11100111000101110
31011000001212122120010
423023322130320232
5144044311011420
65303502034050
7603434042220
oct131372347056
934001778503
1012011032110
115103a07220
1223b2578926
1311955280bc
1481d290410
154a46ee4e0
hex2cbe9ce2e

12011032110 has 128 divisors (see below), whose sum is σ = 36296045568. Its totient is φ = 2471040000.

The previous prime is 12011032087. The next prime is 12011032127. The reversal of 12011032110 is 1123011021.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 207570 + ... + 259050.

It is an arithmetic number, because the mean of its divisors is an integer number (283562856).

Almost surely, 212011032110 is an apocalyptic number.

12011032110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12011032110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18148022784).

12011032110 is an abundant number, since it is smaller than the sum of its proper divisors (24285013458).

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

12011032110 is a wasteful number, since it uses less digits than its factorization.

12011032110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51610.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 12011032110 its reverse (1123011021), we get a palindrome (13134043131).

The spelling of 12011032110 in words is "twelve billion, eleven million, thirty-two thousand, one hundred ten".

Divisors: 1 2 3 5 6 7 10 11 14 15 21 22 30 33 35 42 55 66 70 77 101 105 110 154 165 202 210 231 303 330 385 462 505 606 707 770 1010 1111 1155 1414 1515 2121 2222 2310 3030 3333 3535 4242 5555 6666 7070 7777 10605 11110 15554 16665 21210 23331 33330 38885 46662 51481 77770 102962 116655 154443 233310 257405 308886 360367 514810 566291 720734 772215 1081101 1132582 1544430 1698873 1801835 2162202 2831455 3397746 3603670 3964037 5199581 5405505 5662910 7928074 8494365 10399162 10811010 11892111 15598743 16988730 19820185 23784222 25997905 31197486 36397067 39640370 51995810 57195391 59460555 72794134 77993715 109191201 114390782 118921110 155987430 171586173 181985335 218382402 285976955 343172346 363970670 400367737 545956005 571953910 800735474 857930865 1091912010 1201103211 1715861730 2001838685 2402206422 4003677370 6005516055 12011032110