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143429673 = 3131364961
BaseRepresentation
bin10001000110010…
…01000000101001
3100222212222112010
420203021000221
5243204222143
622122110133
73361063212
oct1043110051
9328788463
10143429673
1173a64922
124004b349
132393b43a
1415098409
15c8d2a33
hex88c9029

143429673 has 8 divisors (see below), whose sum is σ = 192699936. Its totient is φ = 94889600.

The previous prime is 143429623. The next prime is 143429701. The reversal of 143429673 is 376924341.

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

It is a cyclic number.

It is not a de Polignac number, because 143429673 - 214 = 143413289 is a prime.

It is a super-3 number, since 3×1434296733 (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (143429623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182088 + ... + 182873.

It is an arithmetic number, because the mean of its divisors is an integer number (24087492).

Almost surely, 2143429673 is an apocalyptic number.

It is an amenable number.

143429673 is a deficient number, since it is larger than the sum of its proper divisors (49270263).

143429673 is a wasteful number, since it uses less digits than its factorization.

143429673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365095.

The product of its digits is 108864, while the sum is 39.

The square root of 143429673 is about 11976.2127987106. The cubic root of 143429673 is about 523.4553819860.

The spelling of 143429673 in words is "one hundred forty-three million, four hundred twenty-nine thousand, six hundred seventy-three".

Divisors: 1 3 131 393 364961 1094883 47809891 143429673