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BaseRepresentation
bin101000001010010110…
…010101011011001001
311010022100002121200210
4220022112111123021
51201304031100131
631451025551333
73054431000553
oct501226253311
9133270077623
1043123300041
1117319a84648
128435aa5549
1340b3177ab3
14213130c4d3
1511c5cd4146
hexa0a5956c9

43123300041 has 4 divisors (see below), whose sum is σ = 57497733392. Its totient is φ = 28748866692.

The previous prime is 43123300013. The next prime is 43123300043. The reversal of 43123300041 is 14000332134.

Adding to 43123300041 its reverse (14000332134), we get a palindrome (57123632175).

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 43123300041 - 27 = 43123299913 is a prime.

It is a super-2 number, since 2×431233000412 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43123299990 and 43123300017.

It is not an unprimeable number, because it can be changed into a prime (43123300043) 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, 7187216671 + ... + 7187216676.

It is an arithmetic number, because the mean of its divisors is an integer number (14374433348).

Almost surely, 243123300041 is an apocalyptic number.

It is an amenable number.

43123300041 is a deficient number, since it is larger than the sum of its proper divisors (14374433351).

43123300041 is a wasteful number, since it uses less digits than its factorization.

43123300041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14374433350.

The product of its (nonzero) digits is 864, while the sum is 21.

The spelling of 43123300041 in words is "forty-three billion, one hundred twenty-three million, three hundred thousand, forty-one".

Divisors: 1 3 14374433347 43123300041