Base | Representation |
---|---|
bin | 10001000100111… |
… | …00011100000000 |
3 | 100222112201002022 |
4 | 20202130130000 |
5 | 243132401404 |
6 | 22114141012 |
7 | 3356403020 |
oct | 1042343400 |
9 | 328481068 |
10 | 143247104 |
11 | 7394a740 |
12 | 3bb81768 |
13 | 238a6300 |
14 | 1504ba80 |
15 | c8988be |
hex | 889c700 |
143247104 has 216 divisors, whose sum is σ = 394998912. Its totient is φ = 50319360.
The previous prime is 143247101. The next prime is 143247119. The reversal of 143247104 is 401742341.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143247101) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3331307 + ... + 3331349.
Almost surely, 2143247104 is an apocalyptic number.
143247104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 143247104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197499456).
143247104 is an abundant number, since it is smaller than the sum of its proper divisors (251751808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143247104 is a wasteful number, since it uses less digits than its factorization.
143247104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103 (or 76 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 26.
The square root of 143247104 is about 11968.5882208387. The cubic root of 143247104 is about 523.2331887659.
Adding to 143247104 its reverse (401742341), we get a palindrome (544989445).
The spelling of 143247104 in words is "one hundred forty-three million, two hundred forty-seven thousand, one hundred four".
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