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143432130 = 23539712043
BaseRepresentation
bin10001000110010…
…01100111000010
3100222220002220010
420203021213002
5243204312010
622122125350
73361103322
oct1043114702
9328802803
10143432130
1173a66756
1240050856
132393c5aa
1415099282
15c8d3620
hex88c99c2

143432130 has 32 divisors (see below), whose sum is σ = 345132864. Its totient is φ = 38149056.

The previous prime is 143432129. The next prime is 143432153. The reversal of 143432130 is 31234341.

It is a junction number, because it is equal to n+sod(n) for n = 143432097 and 143432106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5889 + ... + 17931.

It is an arithmetic number, because the mean of its divisors is an integer number (10785402).

Almost surely, 2143432130 is an apocalyptic number.

143432130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

143432130 is an abundant number, since it is smaller than the sum of its proper divisors (201700734).

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

143432130 is a wasteful number, since it uses less digits than its factorization.

143432130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12450.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 143432130 is about 11976.3153766090. The cubic root of 143432130 is about 523.4583709596.

Adding to 143432130 its reverse (31234341), we get a palindrome (174666471).

The spelling of 143432130 in words is "one hundred forty-three million, four hundred thirty-two thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 397 794 1191 1985 2382 3970 5955 11910 12043 24086 36129 60215 72258 120430 180645 361290 4781071 9562142 14343213 23905355 28686426 47810710 71716065 143432130