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12748443070760 = 235680714682039
BaseRepresentation
bin1011100110000011101001…
…1010111011000100101000
31200010201221220202110202022
42321200322122323010220
53132332302411231020
643040315350324012
72454021206106335
oct271407232730450
950121856673668
1012748443070760
114075647842571
12151a897959608
13716233193c27
1432105693198c
15171939d2a625
hexb983a6bb128

12748443070760 has 32 divisors (see below), whose sum is σ = 28684424419200. Its totient is φ = 5099301226560.

The previous prime is 12748443070729. The next prime is 12748443070763. The reversal of 12748443070760 is 6707034484721.

It is not an unprimeable number, because it can be changed into a prime (12748443070763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381821 + ... + 5063859.

It is an arithmetic number, because the mean of its divisors is an integer number (896388263100).

Almost surely, 212748443070760 is an apocalyptic number.

12748443070760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12748443070760 is an abundant number, since it is smaller than the sum of its proper divisors (15935981348440).

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

12748443070760 is a wasteful number, since it uses less digits than its factorization.

12748443070760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4750121 (or 4750117 counting only the distinct ones).

The product of its (nonzero) digits is 6322176, while the sum is 53.

The spelling of 12748443070760 in words is "twelve trillion, seven hundred forty-eight billion, four hundred forty-three million, seventy thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 68071 136142 272284 340355 544568 680710 1361420 2722840 4682039 9364078 18728156 23410195 37456312 46820390 93640780 187281560 318711076769 637422153538 1274844307076 1593555383845 2549688614152 3187110767690 6374221535380 12748443070760