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12848494652720 = 245973324749801
BaseRepresentation
bin1011101011111000010111…
…1101011010110100110000
31200111022012200110110010222
42322332011331122310300
53141002204112341340
643154303355112212
72464162450401506
oct272760575326460
950438180413128
1012848494652720
11410401a2a9991
12153615aa42668
137227b9593b2c
14325c2877c676
151743438538b5
hexbaf85f5ad30

12848494652720 has 80 divisors (see below), whose sum is σ = 30182230380288. Its totient is φ = 5086159257600.

The previous prime is 12848494652687. The next prime is 12848494652723. The reversal of 12848494652720 is 2725649484821.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (12848494652723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257971820 + ... + 258021620.

Almost surely, 212848494652720 is an apocalyptic number.

12848494652720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12848494652720 is an abundant number, since it is smaller than the sum of its proper divisors (17333735727568).

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

12848494652720 is a wasteful number, since it uses less digits than its factorization.

12848494652720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83158 (or 83152 counting only the distinct ones).

The product of its (nonzero) digits is 61931520, while the sum is 62.

The spelling of 12848494652720 in words is "twelve trillion, eight hundred forty-eight billion, four hundred ninety-four million, six hundred fifty-two thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 97 194 388 485 776 970 1552 1940 3880 7760 33247 49801 66494 99602 132988 166235 199204 249005 265976 332470 398408 498010 531952 664940 796816 996020 1329880 1992040 2659760 3224959 3984080 4830697 6449918 9661394 12899836 16124795 19322788 24153485 25799672 32249590 38645576 48306970 51599344 64499180 77291152 96613940 128998360 193227880 257996720 386455760 1655733847 3311467694 6622935388 8278669235 13245870776 16557338470 26491741552 33114676940 66229353880 132458707760 160606183159 321212366318 642424732636 803030915795 1284849465272 1606061831590 2569698930544 3212123663180 6424247326360 12848494652720