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143232042444 = 22325034768679
BaseRepresentation
bin1000010101100101001…
…0111000010111001100
3111200201002100122110220
42011121102320113030
54321314400324234
6145444435431340
713230265162401
oct2053122702714
9450632318426
10143232042444
11558208324a7
1223914155550
131067836c34a
146d0a9982a8
153ad484da49
hex21594b85cc

143232042444 has 24 divisors (see below), whose sum is σ = 334341692160. Its totient is φ = 47724929424.

The previous prime is 143232042439. The next prime is 143232042479. The reversal of 143232042444 is 444240232341.

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 7 ways as a sum of consecutive naturals, for example, 2354304 + ... + 2414375.

It is an arithmetic number, because the mean of its divisors is an integer number (13930903840).

Almost surely, 2143232042444 is an apocalyptic number.

It is an amenable number.

143232042444 is an abundant number, since it is smaller than the sum of its proper divisors (191109649716).

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

143232042444 is a wasteful number, since it uses less digits than its factorization.

143232042444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4771189 (or 4771187 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 143232042444 its reverse (444240232341), we get a palindrome (587472274785).

The spelling of 143232042444 in words is "one hundred forty-three billion, two hundred thirty-two million, forty-two thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 12 2503 5006 7509 10012 15018 30036 4768679 9537358 14306037 19074716 28612074 57224148 11936003537 23872007074 35808010611 47744014148 71616021222 143232042444