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3143432323 = 30911101693
BaseRepresentation
bin1011101101011100…
…1111100010000011
322010001220220111101
42323113033202003
522414204313243
61235530355231
7140616506503
oct27327174203
98101826441
103143432323
111373427259
1273888bb17
133b1323c35
1421b6a1a03
15135e7754d
hexbb5cf883

3143432323 has 4 divisors (see below), whose sum is σ = 3143564928. Its totient is φ = 3143299720.

The previous prime is 3143432291. The next prime is 3143432329. The reversal of 3143432323 is 3232343413.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3232343413 = 13248641801.

It is a cyclic number.

It is not a de Polignac number, because 3143432323 - 25 = 3143432291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3143432291 and 3143432300.

It is not an unprimeable number, because it can be changed into a prime (3143432329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19936 + ... + 81757.

It is an arithmetic number, because the mean of its divisors is an integer number (785891232).

Almost surely, 23143432323 is an apocalyptic number.

3143432323 is a deficient number, since it is larger than the sum of its proper divisors (132605).

3143432323 is a wasteful number, since it uses less digits than its factorization.

3143432323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132604.

The product of its digits is 15552, while the sum is 28.

The square root of 3143432323 is about 56066.3207549773. The cubic root of 3143432323 is about 1464.8777127714.

Adding to 3143432323 its reverse (3232343413), we get a palindrome (6375775736).

The spelling of 3143432323 in words is "three billion, one hundred forty-three million, four hundred thirty-two thousand, three hundred twenty-three".

Divisors: 1 30911 101693 3143432323