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12213313212986 = 221587282885839
BaseRepresentation
bin1011000110111010001000…
…1100100001001000111010
31121020120200210112002012022
42301232202030201020322
53100100331140303421
641550415120314442
72400245200264364
oct261564214411072
947216623462168
1012213313212986
1139897009a9a66
121453031a72a22
136a7930c56682
143031adc7bd34
15162a6a0657ab
hexb1ba232123a

12213313212986 has 8 divisors (see below), whose sum is σ = 18320818541760. Its totient is φ = 6106373699068.

The previous prime is 12213313212959. The next prime is 12213313213033. The reversal of 12213313212986 is 68921231331221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141399746 + ... + 141486093.

It is an arithmetic number, because the mean of its divisors is an integer number (2290102317720).

Almost surely, 212213313212986 is an apocalyptic number.

12213313212986 is a deficient number, since it is larger than the sum of its proper divisors (6107505328774).

12213313212986 is a wasteful number, since it uses less digits than its factorization.

12213313212986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282907428.

The product of its digits is 186624, while the sum is 44.

The spelling of 12213313212986 in words is "twelve trillion, two hundred thirteen billion, three hundred thirteen million, two hundred twelve thousand, nine hundred eighty-six".

Divisors: 1 2 21587 43174 282885839 565771678 6106656606493 12213313212986