Base | Representation |
---|---|
bin | 10001000100110… |
… | …01010000110100 |
3 | 100222112001020200 |
4 | 20202121100310 |
5 | 243131442400 |
6 | 22114000500 |
7 | 3356320062 |
oct | 1042312064 |
9 | 328461220 |
10 | 143234100 |
11 | 73940999 |
12 | 3bb76130 |
13 | 238a0409 |
14 | 15047032 |
15 | c894b00 |
hex | 8899434 |
143234100 has 108 divisors (see below), whose sum is σ = 456494220. Its totient is φ = 37555200.
The previous prime is 143234093. The next prime is 143234101. The reversal of 143234100 is 1432341.
It can be written as a sum of positive squares in 6 ways, for example, as 27499536 + 115734564 = 5244^2 + 10758^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143234101) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 53596 + ... + 56204.
Almost surely, 2143234100 is an apocalyptic number.
143234100 is a gapful number since it is divisible by the number (10) 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 143234100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228247110).
143234100 is an abundant number, since it is smaller than the sum of its proper divisors (313260120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143234100 is a wasteful number, since it uses less digits than its factorization.
143234100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2690 (or 2680 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 143234100 is about 11968.0449531241. The cubic root of 143234100 is about 523.2173552165.
Adding to 143234100 its reverse (1432341), we get a palindrome (144666441).
Multiplying 143234100 by its reverse (1432341), we get a square (205160074028100 = 143234102).
143234100 divided by its reverse (1432341) gives a square (100 = 102).
The spelling of 143234100 in words is "one hundred forty-three million, two hundred thirty-four thousand, one hundred".
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