Base | Representation |
---|---|
bin | 1011000110010100100000… |
… | …1100001001101101011010 |
3 | 1121012121121220121221021222 |
4 | 2301211020030021231122 |
5 | 3044414140041423421 |
6 | 41542025002532042 |
7 | 2366440000002506 |
oct | 261451014115532 |
9 | 47177556557258 |
10 | 12203213232986 |
11 | 3985398807556 |
12 | 1451093507022 |
13 | 6a69b1631849 |
14 | 3028d2731306 |
15 | 162678508cab |
hex | b1948309b5a |
12203213232986 has 16 divisors (see below), whose sum is σ = 18751559776488. Its totient is φ = 5952697766400.
The previous prime is 12203213232979. The next prime is 12203213232989. The reversal of 12203213232986 is 68923231230221.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 6632267951761 + 5570945281225 = 2575319^2 + 2360285^2 .
It is not an unprimeable number, because it can be changed into a prime (12203213232989) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 4567976 + ... + 6728508.
Almost surely, 212203213232986 is an apocalyptic number.
12203213232986 is a deficient number, since it is larger than the sum of its proper divisors (6548346543502).
12203213232986 is a wasteful number, since it uses less digits than its factorization.
12203213232986 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2229457.
The product of its (nonzero) digits is 373248, while the sum is 44.
The spelling of 12203213232986 in words is "twelve trillion, two hundred three billion, two hundred thirteen million, two hundred thirty-two thousand, nine hundred eighty-six".
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