Base | Representation |
---|---|
bin | 10001000111110… |
… | …01100011001010 |
3 | 101000021002020201 |
4 | 20203321203022 |
5 | 243232102430 |
6 | 22130242414 |
7 | 3362551645 |
oct | 1043714312 |
9 | 330232221 |
10 | 143628490 |
11 | 74090235 |
12 | 4012640a |
13 | 239aaa95 |
14 | 1510aa5c |
15 | c9218ca |
hex | 88f98ca |
143628490 has 8 divisors (see below), whose sum is σ = 258531300. Its totient is φ = 57451392.
The previous prime is 143628473. The next prime is 143628497. The reversal of 143628490 is 94826341.
It can be written as a sum of positive squares in 2 ways, for example, as 130210921 + 13417569 = 11411^2 + 3663^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (143628497) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 7181415 + ... + 7181434.
Almost surely, 2143628490 is an apocalyptic number.
143628490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
143628490 is a deficient number, since it is larger than the sum of its proper divisors (114902810).
143628490 is a wasteful number, since it uses less digits than its factorization.
143628490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14362856.
The product of its (nonzero) digits is 41472, while the sum is 37.
The square root of 143628490 is about 11984.5104197043. The cubic root of 143628490 is about 523.6971352593.
The spelling of 143628490 in words is "one hundred forty-three million, six hundred twenty-eight thousand, four hundred ninety".
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