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132508243 = 756333623
BaseRepresentation
bin1111110010111…
…10101001010011
3100020100010010201
413321132221103
5232410230433
621052040031
73166205260
oct771365123
9306303121
10132508243
116888544a
1238463017
13215b635a
1413854267
15b976a7d
hex7e5ea53

132508243 has 8 divisors (see below), whose sum is σ = 151711488. Its totient is φ = 113373384.

The previous prime is 132508231. The next prime is 132508249. The reversal of 132508243 is 342805231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132508243 - 29 = 132507731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132508249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12871 + ... + 20752.

It is an arithmetic number, because the mean of its divisors is an integer number (18963936).

Almost surely, 2132508243 is an apocalyptic number.

132508243 is a deficient number, since it is larger than the sum of its proper divisors (19203245).

132508243 is an equidigital number, since it uses as much as digits as its factorization.

132508243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34193.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 132508243 is about 11511.2224806925. Note that the first 3 decimals coincide. The cubic root of 132508243 is about 509.8169829019.

It can be divided in two parts, 132 and 508243, that multiplied together give a palindrome (67088076).

The spelling of 132508243 in words is "one hundred thirty-two million, five hundred eight thousand, two hundred forty-three".

Divisors: 1 7 563 3941 33623 235361 18929749 132508243