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12848525680920 = 2335367291746723
BaseRepresentation
bin1011101011111000011111…
…0011110010000100011000
31200111022021211211211211120
42322332013303302010120
53141002240033242140
643154310424125240
72464163305211646
oct272760763620430
950438254754746
1012848525680920
114104035871926
121536169306820
137227c2b38b07
14325c2c938196
151743464321d0
hexbaf87cf2118

12848525680920 has 64 divisors (see below), whose sum is σ = 38650605995520. Its totient is φ = 3416937608064.

The previous prime is 12848525680897. The next prime is 12848525680931. The reversal of 12848525680920 is 2908652584821.

It is a super-2 number, since 2×128485256809202 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145829322 + ... + 145917401.

It is an arithmetic number, because the mean of its divisors is an integer number (603915718680).

Almost surely, 212848525680920 is an apocalyptic number.

12848525680920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12848525680920 is an abundant number, since it is smaller than the sum of its proper divisors (25802080314600).

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

12848525680920 is a wasteful number, since it uses less digits than its factorization.

12848525680920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291747104 (or 291747100 counting only the distinct ones).

The product of its (nonzero) digits is 22118400, while the sum is 60.

The spelling of 12848525680920 in words is "twelve trillion, eight hundred forty-eight billion, five hundred twenty-five million, six hundred eighty thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 367 734 1101 1468 1835 2202 2936 3670 4404 5505 7340 8808 11010 14680 22020 44040 291746723 583493446 875240169 1166986892 1458733615 1750480338 2333973784 2917467230 3500960676 4376200845 5834934460 7001921352 8752401690 11669868920 17504803380 35009606760 107071047341 214142094682 321213142023 428284189364 535355236705 642426284046 856568378728 1070710473410 1284852568092 1606065710115 2141420946820 2569705136184 3212131420230 4282841893640 6424262840460 12848525680920