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13130243331986 = 2111181505359223
BaseRepresentation
bin1011111100010001111101…
…1111010101011110010010
31201111020110020022022122002
42333010133133111132102
53210111214243110421
643531541151114002
72523425445556424
oct277043737253622
951436406268562
1013130243331986
114202561068840
12158088bb12902
1374323b0a9571
14335715952814
1517b833a63b0b
hexbf11f7d5792

13130243331986 has 16 divisors (see below), whose sum is σ = 21504045699648. Its totient is φ = 5963238819600.

The previous prime is 13130243331871. The next prime is 13130243332039. The reversal of 13130243331986 is 68913334203131.

It is a self number, because there is not a number n which added to its sum of digits gives 13130243331986.

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, 252653630 + ... + 252705593.

It is an arithmetic number, because the mean of its divisors is an integer number (1344002856228).

Almost surely, 213130243331986 is an apocalyptic number.

13130243331986 is a deficient number, since it is larger than the sum of its proper divisors (8373802367662).

13130243331986 is a wasteful number, since it uses less digits than its factorization.

13130243331986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505360417.

The product of its (nonzero) digits is 839808, while the sum is 47.

The spelling of 13130243331986 in words is "thirteen trillion, one hundred thirty billion, two hundred forty-three million, three hundred thirty-one thousand, nine hundred eighty-six".

Divisors: 1 2 11 22 1181 2362 12991 25982 505359223 1010718446 5558951453 11117902906 596829242363 1193658484726 6565121665993 13130243331986