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13132311033212 = 227469011108329
BaseRepresentation
bin1011111100011001101010…
…1110111111010101111100
31201111102210100001102110222
42333012122232333111330
53210124433111030322
643532522253120512
72523530624002040
oct277063256772574
951442710042428
1013132311033212
114203422246328
121581168489138
137434aa599007
143358703d2020
1517b90534ae42
hexbf19abbf57c

13132311033212 has 12 divisors (see below), whose sum is σ = 26264622066480. Its totient is φ = 5628133299936.

The previous prime is 13132311033187. The next prime is 13132311033269. The reversal of 13132311033212 is 21233011323131.

13132311033212 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234505554137 + ... + 234505554192.

It is an arithmetic number, because the mean of its divisors is an integer number (2188718505540).

Almost surely, 213132311033212 is an apocalyptic number.

It is an amenable number.

13132311033212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13132311033212 is a wasteful number, since it uses less digits than its factorization.

13132311033212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469011108340 (or 469011108338 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 13132311033212 its reverse (21233011323131), we get a palindrome (34365322356343).

The spelling of 13132311033212 in words is "thirteen trillion, one hundred thirty-two billion, three hundred eleven million, thirty-three thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 469011108329 938022216658 1876044433316 3283077758303 6566155516606 13132311033212