Base | Representation |
---|---|
bin | 101000001011011110… |
… | …001010111011110011 |
3 | 11010100122112100112010 |
4 | 220023132022323303 |
5 | 1201323341201233 |
6 | 31452541334003 |
7 | 3055050031605 |
oct | 501336127363 |
9 | 133318470463 |
10 | 43142131443 |
11 | 17329676994 |
12 | 8440267303 |
13 | 40b703c338 |
14 | 2133a11175 |
15 | 11c77a3b63 |
hex | a0b78aef3 |
43142131443 has 8 divisors (see below), whose sum is σ = 60550360000. Its totient is φ = 27247661928.
The previous prime is 43142131411. The next prime is 43142131507. The reversal of 43142131443 is 34413124134.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 43142131443 - 25 = 43142131411 is a prime.
It is a super-2 number, since 2×431421314432 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 43142131443.
It is not an unprimeable number, because it can be changed into a prime (43142138443) 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, 378439693 + ... + 378439806.
It is an arithmetic number, because the mean of its divisors is an integer number (7568795000).
Almost surely, 243142131443 is an apocalyptic number.
43142131443 is a deficient number, since it is larger than the sum of its proper divisors (17408228557).
43142131443 is a wasteful number, since it uses less digits than its factorization.
43142131443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 756879521.
The product of its digits is 13824, while the sum is 30.
Adding to 43142131443 its reverse (34413124134), we get a palindrome (77555255577).
The spelling of 43142131443 in words is "forty-three billion, one hundred forty-two million, one hundred thirty-one thousand, four hundred forty-three".
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