Base | Representation |
---|---|
bin | 101000001011010110… |
… | …011111111010010101 |
3 | 11010100111202011122010 |
4 | 220023112133322111 |
5 | 1201322332321323 |
6 | 31452430254433 |
7 | 3055023654141 |
oct | 501326377225 |
9 | 133314664563 |
10 | 43140120213 |
11 | 17328522913 |
12 | 843b657419 |
13 | 40b67b6a68 |
14 | 213364a221 |
15 | 11c7507c93 |
hex | a0b59fe95 |
43140120213 has 4 divisors (see below), whose sum is σ = 57520160288. Its totient is φ = 28760080140.
The previous prime is 43140120109. The next prime is 43140120229. The reversal of 43140120213 is 31202104134.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 43140120213 - 213 = 43140112021 is a prime.
It is a super-2 number, since 2×431401202132 (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 43140120213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (43140120263) 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, 7190020033 + ... + 7190020038.
It is an arithmetic number, because the mean of its divisors is an integer number (14380040072).
Almost surely, 243140120213 is an apocalyptic number.
It is an amenable number.
43140120213 is a deficient number, since it is larger than the sum of its proper divisors (14380040075).
43140120213 is a wasteful number, since it uses less digits than its factorization.
43140120213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14380040074.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 43140120213 its reverse (31202104134), we get a palindrome (74342224347).
The spelling of 43140120213 in words is "forty-three billion, one hundred forty million, one hundred twenty thousand, two hundred thirteen".
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