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12906580488932 = 22131714600204173
BaseRepresentation
bin1011101111010000110000…
…1001010011001011100100
31200200212010210012122211002
42323310030021103023210
53142430134101121212
643241111244132432
72501320045015664
oct273641411231344
950625123178732
1012906580488932
1141267172373a9
12154546b837118
1372811559b610
14328978d1c1a4
15175ae2eebac2
hexbbd0c2532e4

12906580488932 has 24 divisors (see below), whose sum is σ = 25754760162936. Its totient is φ = 5606478402048.

The previous prime is 12906580488931. The next prime is 12906580488953. The reversal of 12906580488932 is 23988408560921.

It can be written as a sum of positive squares in 4 ways, for example, as 3195778330276 + 9710802158656 = 1787674^2 + 3116216^2 .

It is not an unprimeable number, because it can be changed into a prime (12906580488931) 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, 7300101203 + ... + 7300102970.

It is an arithmetic number, because the mean of its divisors is an integer number (1073115006789).

Almost surely, 212906580488932 is an apocalyptic number.

It is an amenable number.

12906580488932 is a deficient number, since it is larger than the sum of its proper divisors (12848179674004).

12906580488932 is a wasteful number, since it uses less digits than its factorization.

12906580488932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14600204207 (or 14600204205 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 65.

The spelling of 12906580488932 in words is "twelve trillion, nine hundred six billion, five hundred eighty million, four hundred eighty-eight thousand, nine hundred thirty-two".

Divisors: 1 2 4 13 17 26 34 52 68 221 442 884 14600204173 29200408346 58400816692 189802654249 248203470941 379605308498 496406941882 759210616996 992813883764 3226645122233 6453290244466 12906580488932