Base | Representation |
---|---|
bin | 10001000100110… |
… | …11101101000101 |
3 | 100222112112222002 |
4 | 20202123231011 |
5 | 243132302401 |
6 | 22114115045 |
7 | 3356361200 |
oct | 1042335505 |
9 | 328475862 |
10 | 143244101 |
11 | 73948460 |
12 | 3bb7ba85 |
13 | 238a4b30 |
14 | 1504a937 |
15 | c897a6b |
hex | 889bb45 |
143244101 has 24 divisors (see below), whose sum is σ = 195771744. Its totient is φ = 103027680.
The previous prime is 143244089. The next prime is 143244121. The reversal of 143244101 is 101442341.
It is a de Polignac number, because none of the positive numbers 2k-143244101 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143244121) 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 23 ways as a sum of consecutive naturals, for example, 3215 + ... + 17228.
It is an arithmetic number, because the mean of its divisors is an integer number (8157156).
Almost surely, 2143244101 is an apocalyptic number.
143244101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
143244101 is a deficient number, since it is larger than the sum of its proper divisors (52527643).
143244101 is a wasteful number, since it uses less digits than its factorization.
143244101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20481 (or 20474 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 143244101 is about 11968.4627667884. The cubic root of 143244101 is about 523.2295324261.
Adding to 143244101 its reverse (101442341), we get a palindrome (244686442).
The spelling of 143244101 in words is "one hundred forty-three million, two hundred forty-four thousand, one hundred one".
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