Base | Representation |
---|---|
bin | 1000010110001101010… |
… | …0001110101011111111 |
3 | 111201010210201022122102 |
4 | 2011203110032223333 |
5 | 4322140420340231 |
6 | 145513243135315 |
7 | 13234406214050 |
oct | 2054324165377 |
9 | 451123638572 |
10 | 143400168191 |
11 | 558a77248a5 |
12 | 2396051453b |
13 | 106a4146537 |
14 | 6d25040727 |
15 | 3ae44adacb |
hex | 216350eaff |
143400168191 has 4 divisors (see below), whose sum is σ = 163885906512. Its totient is φ = 122914429872.
The previous prime is 143400168143. The next prime is 143400168217. The reversal of 143400168191 is 191861004341.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 143400168191 - 230 = 142326426367 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 (143400164191) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10242869150 + ... + 10242869163.
It is an arithmetic number, because the mean of its divisors is an integer number (40971476628).
Almost surely, 2143400168191 is an apocalyptic number.
143400168191 is a deficient number, since it is larger than the sum of its proper divisors (20485738321).
143400168191 is an equidigital number, since it uses as much as digits as its factorization.
143400168191 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20485738320.
The product of its (nonzero) digits is 20736, while the sum is 38.
The spelling of 143400168191 in words is "one hundred forty-three billion, four hundred million, one hundred sixty-eight thousand, one hundred ninety-one".
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