Base | Representation |
---|---|
bin | 1000010110010100101… |
… | …0010001110100100101 |
3 | 111201012221221112100021 |
4 | 2011211022101310211 |
5 | 4322221331122041 |
6 | 145520310315141 |
7 | 13235233232116 |
oct | 2054512216445 |
9 | 451187845307 |
10 | 143431114021 |
11 | 55913140968 |
12 | 2396a958ab1 |
13 | 106aa68cb90 |
14 | 6d291b820d |
15 | 3ae7072cd1 |
hex | 2165291d25 |
143431114021 has 8 divisors (see below), whose sum is σ = 154478879744. Its totient is φ = 132385434480.
The previous prime is 143431113983. The next prime is 143431114027. The reversal of 143431114021 is 120411134341.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 143431114021 - 217 = 143430982949 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 (143431114027) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377265 + ... + 655126.
It is an arithmetic number, because the mean of its divisors is an integer number (19309859968).
Almost surely, 2143431114021 is an apocalyptic number.
It is an amenable number.
143431114021 is a deficient number, since it is larger than the sum of its proper divisors (11047765723).
143431114021 is a wasteful number, since it uses less digits than its factorization.
143431114021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1043091.
The product of its (nonzero) digits is 1152, while the sum is 25.
Adding to 143431114021 its reverse (120411134341), we get a palindrome (263842248362).
The spelling of 143431114021 in words is "one hundred forty-three billion, four hundred thirty-one million, one hundred fourteen thousand, twenty-one".
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