Base | Representation |
---|---|
bin | 10001000011001… |
… | …11100010101101 |
3 | 100222010200212220 |
4 | 20201213202231 |
5 | 243103433240 |
6 | 22105345553 |
7 | 3354511245 |
oct | 1041474255 |
9 | 328120786 |
10 | 143030445 |
11 | 73811988 |
12 | 3ba982b9 |
13 | 2382b7cc |
14 | 14dd2b25 |
15 | c8545d0 |
hex | 88678ad |
143030445 has 32 divisors (see below), whose sum is σ = 239542272. Its totient is φ = 72739392.
The previous prime is 143030429. The next prime is 143030453. The reversal of 143030445 is 544030341.
It is not a de Polignac number, because 143030445 - 24 = 143030429 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209074 + ... + 209756.
It is an arithmetic number, because the mean of its divisors is an integer number (7485696).
Almost surely, 2143030445 is an apocalyptic number.
143030445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
143030445 is a deficient number, since it is larger than the sum of its proper divisors (96511827).
143030445 is a wasteful number, since it uses less digits than its factorization.
143030445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1321.
The product of its (nonzero) digits is 2880, while the sum is 24.
The square root of 143030445 is about 11959.5336447539. The cubic root of 143030445 is about 522.9692616597.
Adding to 143030445 its reverse (544030341), we get a palindrome (687060786).
The spelling of 143030445 in words is "one hundred forty-three million, thirty thousand, four hundred forty-five".
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