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43152133 = 139310447
BaseRepresentation
bin1010010010011…
…1001100000101
310000012100121011
42210213030011
542021332013
64140522221
71032533653
oct244471405
9100170534
1043152133
11223a3922
1212550371
138c2b50b
145a33dd3
153bc5c3d
hex2927305

43152133 has 4 divisors (see below), whose sum is σ = 43462720. Its totient is φ = 42841548.

The previous prime is 43152127. The next prime is 43152169. The reversal of 43152133 is 33125134.

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 a cyclic number.

It is not a de Polignac number, because 43152133 - 213 = 43143941 is a prime.

It is a super-3 number, since 3×431521333 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43152113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155085 + ... + 155362.

It is an arithmetic number, because the mean of its divisors is an integer number (10865680).

Almost surely, 243152133 is an apocalyptic number.

It is an amenable number.

43152133 is a deficient number, since it is larger than the sum of its proper divisors (310587).

43152133 is a wasteful number, since it uses less digits than its factorization.

43152133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310586.

The product of its digits is 1080, while the sum is 22.

The square root of 43152133 is about 6569.0283147510. The cubic root of 43152133 is about 350.7524844339.

Adding to 43152133 its reverse (33125134), we get a palindrome (76277267).

The spelling of 43152133 in words is "forty-three million, one hundred fifty-two thousand, one hundred thirty-three".

Divisors: 1 139 310447 43152133