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143404021314 = 2327966890073
BaseRepresentation
bin1000010110001110001…
…0111011011001000010
3111201011001222002010200
42011203202323121002
54322142412140224
6145513501510030
713234454032461
oct2054342733102
9451131862120
10143404021314
11558a99167a4
1223961872316
13106a4b952a8
146d257649d8
153ae49c05c9
hex21638bb642

143404021314 has 12 divisors (see below), whose sum is σ = 310708712886. Its totient is φ = 47801340432.

The previous prime is 143404021261. The next prime is 143404021351. The reversal of 143404021314 is 413120404341.

143404021314 is a `hidden beast` number, since 1 + 4 + 340 + 4 + 0 + 2 + 1 + 314 = 666.

It can be written as a sum of positive squares in only one way, i.e., 113580458289 + 29823563025 = 337017^2 + 172695^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3983445019 + ... + 3983445054.

Almost surely, 2143404021314 is an apocalyptic number.

143404021314 is an abundant number, since it is smaller than the sum of its proper divisors (167304691572).

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

143404021314 is a wasteful number, since it uses less digits than its factorization.

143404021314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7966890081 (or 7966890078 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 143404021314 its reverse (413120404341), we get a palindrome (556524425655).

The spelling of 143404021314 in words is "one hundred forty-three billion, four hundred four million, twenty-one thousand, three hundred fourteen".

Divisors: 1 2 3 6 9 18 7966890073 15933780146 23900670219 47801340438 71702010657 143404021314