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132808243 = 737923029
BaseRepresentation
bin1111110101001…
…11111000110011
3100020220100122211
413322213320303
5232444330433
621102312551
73201565021
oct772477063
9306810584
10132808243
1168a6a887
1238588757
132168ca79
14138d1711
15b9d58cd
hex7ea7e33

132808243 has 8 divisors (see below), whose sum is σ = 136337600. Its totient is φ = 129325248.

The previous prime is 132808241. The next prime is 132808261. The reversal of 132808243 is 342808231.

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 132808243 - 21 = 132808241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132808241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5748 + ... + 17281.

It is an arithmetic number, because the mean of its divisors is an integer number (17042200).

Almost surely, 2132808243 is an apocalyptic number.

132808243 is a deficient number, since it is larger than the sum of its proper divisors (3529357).

132808243 is an equidigital number, since it uses as much as digits as its factorization.

132808243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23181.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 132808243 is about 11524.2458755443. The cubic root of 132808243 is about 510.2014365110.

The spelling of 132808243 in words is "one hundred thirty-two million, eight hundred eight thousand, two hundred forty-three".

Divisors: 1 73 79 5767 23029 1681117 1819291 132808243