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132985267 = 739179953
BaseRepresentation
bin1111110110100…
…11000110110011
3100021020100111021
413323103012303
5233021012032
621110200311
73203233102
oct773230663
9307210437
10132985267
1169080888
1238653097
132172250c
141393a039
15ba1d097
hex7ed31b3

132985267 has 4 divisors (see below), whose sum is σ = 133165960. Its totient is φ = 132804576.

The previous prime is 132985253. The next prime is 132985277. The reversal of 132985267 is 762589231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 762589231 = 5503138577.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-132985267 is a prime.

It is a super-2 number, since 2×1329852672 = 35370162478122578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132985277) 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 3 ways as a sum of consecutive naturals, for example, 89238 + ... + 90715.

It is an arithmetic number, because the mean of its divisors is an integer number (33291490).

Almost surely, 2132985267 is an apocalyptic number.

132985267 is a deficient number, since it is larger than the sum of its proper divisors (180693).

132985267 is an equidigital number, since it uses as much as digits as its factorization.

132985267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180692.

The product of its digits is 181440, while the sum is 43.

The square root of 132985267 is about 11531.9238204213. The cubic root of 132985267 is about 510.4280233493.

The spelling of 132985267 in words is "one hundred thirty-two million, nine hundred eighty-five thousand, two hundred sixty-seven".

Divisors: 1 739 179953 132985267