Base | Representation |
---|---|
bin | 10001000101001… |
… | …10111100100101 |
3 | 100222121220010120 |
4 | 20202212330211 |
5 | 243140241044 |
6 | 22115112153 |
7 | 3356642352 |
oct | 1042467445 |
9 | 328556116 |
10 | 143290149 |
11 | 7397a012 |
12 | 3bba2659 |
13 | 238bca92 |
14 | 1505d629 |
15 | c8a6519 |
hex | 88a6f25 |
143290149 has 8 divisors (see below), whose sum is σ = 192014400. Its totient is φ = 95046336.
The previous prime is 143290123. The next prime is 143290151. The reversal of 143290149 is 941092341.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 143290149 - 28 = 143289893 is a prime.
It is a super-3 number, since 3×1432901493 (a number of 25 digits) contains 333 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143290249) 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 7 ways as a sum of consecutive naturals, for example, 119412 + ... + 120605.
It is an arithmetic number, because the mean of its divisors is an integer number (24001800).
Almost surely, 2143290149 is an apocalyptic number.
It is an amenable number.
143290149 is a deficient number, since it is larger than the sum of its proper divisors (48724251).
143290149 is a wasteful number, since it uses less digits than its factorization.
143290149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 240219.
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 143290149 is about 11970.3863346176. The cubic root of 143290149 is about 523.2855931226.
The spelling of 143290149 in words is "one hundred forty-three million, two hundred ninety thousand, one hundred forty-nine".
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