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11903094882 = 23371934591
BaseRepresentation
bin10110001010111101…
…01101000001100010
31010201112202212112000
423011132231001202
5143334143014012
65245044344430
7600653431350
oct130536550142
933645685460
1011903094882
115058a943a8
1223823a5116
131179065913
1480cbd47d0
15499eccddc
hex2c57ad062

11903094882 has 128 divisors (see below), whose sum is σ = 31916236800. Its totient is φ = 3221188560.

The previous prime is 11903094881. The next prime is 11903094913. The reversal of 11903094882 is 28849030911.

It is not an unprimeable number, because it can be changed into a prime (11903094881) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2590407 + ... + 2594997.

It is an arithmetic number, because the mean of its divisors is an integer number (249345600).

Almost surely, 211903094882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11903094882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15958118400).

11903094882 is an abundant number, since it is smaller than the sum of its proper divisors (20013141918).

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

11903094882 is an equidigital number, since it uses as much as digits as its factorization.

11903094882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4666 (or 4622 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The spelling of 11903094882 in words is "eleven billion, nine hundred three million, ninety-four thousand, eight hundred eighty-two".

Divisors: 1 2 3 6 7 9 14 18 19 21 27 38 42 54 57 63 114 126 133 171 189 266 342 361 378 399 513 722 798 1026 1083 1197 2166 2394 2527 3249 3591 4591 5054 6498 6859 7182 7581 9182 9747 13718 13773 15162 19494 20577 22743 27546 32137 41154 41319 45486 48013 61731 64274 68229 82638 87229 96026 96411 123462 123957 136458 144039 174458 185193 192822 247914 261687 288078 289233 370386 432117 523374 578466 610603 785061 864234 867699 1221206 1296351 1570122 1657351 1735398 1831809 2355183 2592702 3314702 3663618 4710366 4972053 5495427 9944106 10990854 11601457 14916159 16486281 23202914 29832318 31489669 32972562 34804371 44748477 62979338 69608742 89496954 94469007 104413113 188938014 208826226 220427683 283407021 313239339 440855366 566814042 626478678 661283049 850221063 1322566098 1700442126 1983849147 3967698294 5951547441 11903094882