Base | Representation |
---|---|
bin | 10001000100100… |
… | …10000001001101 |
3 | 100222110112112202 |
4 | 20202102001031 |
5 | 243130020204 |
6 | 22113211245 |
7 | 3356134424 |
oct | 1042220115 |
9 | 328415482 |
10 | 143204429 |
11 | 73920675 |
12 | 3bb60b25 |
13 | 2388ca64 |
14 | 1503a2bb |
15 | c88ae1e |
hex | 889204d |
143204429 has 4 divisors (see below), whose sum is σ = 143234976. Its totient is φ = 143173884.
The previous prime is 143204419. The next prime is 143204437. The reversal of 143204429 is 924402341.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 143204429 - 216 = 143138893 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143204419) 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, 6599 + ... + 18164.
It is an arithmetic number, because the mean of its divisors is an integer number (35808744).
Almost surely, 2143204429 is an apocalyptic number.
It is an amenable number.
143204429 is a deficient number, since it is larger than the sum of its proper divisors (30547).
143204429 is an equidigital number, since it uses as much as digits as its factorization.
143204429 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30546.
The product of its (nonzero) digits is 6912, while the sum is 29.
The square root of 143204429 is about 11966.8052963186. The cubic root of 143204429 is about 523.1812244947.
The spelling of 143204429 in words is "one hundred forty-three million, two hundred four thousand, four hundred twenty-nine".
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