Base | Representation |
---|---|
bin | 111110101011111… |
… | …1101111110000111 |
3 | 12102120222120120022 |
4 | 1331113331332013 |
5 | 13301434411033 |
6 | 544415525355 |
7 | 103060621655 |
oct | 17527757607 |
9 | 5376876508 |
10 | 2103435143 |
11 | 98a374a57 |
12 | 4a852985b |
13 | 276a215a4 |
14 | 15d501dd5 |
15 | c49e5098 |
hex | 7d5fdf87 |
2103435143 has 8 divisors (see below), whose sum is σ = 2232464400. Its totient is φ = 1974994560.
The previous prime is 2103435121. The next prime is 2103435149. The reversal of 2103435143 is 3415343012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2103435143 - 212 = 2103431047 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2103435149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139793 + ... + 154106.
It is an arithmetic number, because the mean of its divisors is an integer number (279058050).
Almost surely, 22103435143 is an apocalyptic number.
2103435143 is a deficient number, since it is larger than the sum of its proper divisors (129029257).
2103435143 is a wasteful number, since it uses less digits than its factorization.
2103435143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 294337.
The product of its (nonzero) digits is 4320, while the sum is 26.
The square root of 2103435143 is about 45863.2221175094. Note that the first 3 decimals coincide. The cubic root of 2103435143 is about 1281.2770342168.
Adding to 2103435143 its reverse (3415343012), we get a palindrome (5518778155).
The spelling of 2103435143 in words is "two billion, one hundred three million, four hundred thirty-five thousand, one hundred forty-three".
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