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43103243153 = 198412172433
BaseRepresentation
bin101000001001001001…
…110100101110010001
311010020221100121211002
4220021021310232101
51201233412240103
631445032031345
73054065343635
oct501111645621
9133227317732
1043103243153
1117309725603
12842b232555
1340abc74809
14212c7aadc5
1511c4171488
hexa09274b91

43103243153 has 4 divisors (see below), whose sum is σ = 43105435428. Its totient is φ = 43101050880.

The previous prime is 43103243119. The next prime is 43103243159. The reversal of 43103243153 is 35134230134.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21978655504 + 21124587649 = 148252^2 + 145343^2 .

It is a cyclic number.

It is not a de Polignac number, because 43103243153 - 26 = 43103243089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43103243159) 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, 1066376 + ... + 1106057.

It is an arithmetic number, because the mean of its divisors is an integer number (10776358857).

Almost surely, 243103243153 is an apocalyptic number.

It is an amenable number.

43103243153 is a deficient number, since it is larger than the sum of its proper divisors (2192275).

43103243153 is a wasteful number, since it uses less digits than its factorization.

43103243153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192274.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 43103243153 its reverse (35134230134), we get a palindrome (78237473287).

The spelling of 43103243153 in words is "forty-three billion, one hundred three million, two hundred forty-three thousand, one hundred fifty-three".

Divisors: 1 19841 2172433 43103243153