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12382909536 = 253268947969
BaseRepresentation
bin10111000100001010…
…00011010001100000
31011221222121222111010
423202011003101200
5200330011101121
65404424420520
7615600665034
oct134205032140
934858558433
1012382909536
115284914238
122497017740
1312245a110a
148568141c4
154c71aa376
hex2e2143460

12382909536 has 48 divisors (see below), whose sum is σ = 32517903600. Its totient is φ = 4126015488.

The previous prime is 12382909519. The next prime is 12382909597. The reversal of 12382909536 is 63590928321.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234160 + ... + 282128.

It is an arithmetic number, because the mean of its divisors is an integer number (677456325).

Almost surely, 212382909536 is an apocalyptic number.

12382909536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12382909536 is an abundant number, since it is smaller than the sum of its proper divisors (20134994064).

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

12382909536 is a wasteful number, since it uses less digits than its factorization.

12382909536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50671 (or 50663 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 48.

The spelling of 12382909536 in words is "twelve billion, three hundred eighty-two million, nine hundred nine thousand, five hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 2689 5378 8067 10756 16134 21512 32268 43024 47969 64536 86048 95938 129072 143907 191876 258144 287814 383752 575628 767504 1151256 1535008 2302512 4605024 128988641 257977282 386965923 515954564 773931846 1031909128 1547863692 2063818256 3095727384 4127636512 6191454768 12382909536