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132131325 = 3521761751
BaseRepresentation
bin1111110000000…
…10100111111101
3100012121222002210
413320002213331
5232311200300
621040011033
73163045344
oct770024775
9305558083
10132131325
1168648247
1238300a79
13214b3921
1413796b5b
15b900050
hex7e029fd

132131325 has 12 divisors (see below), whose sum is σ = 218457248. Its totient is φ = 70470000.

The previous prime is 132131323. The next prime is 132131369. The reversal of 132131325 is 523131231.

It is not a de Polignac number, because 132131325 - 21 = 132131323 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132131323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 880801 + ... + 880950.

Almost surely, 2132131325 is an apocalyptic number.

132131325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

132131325 is a deficient number, since it is larger than the sum of its proper divisors (86325923).

132131325 is a wasteful number, since it uses less digits than its factorization.

132131325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1761764 (or 1761759 counting only the distinct ones).

The product of its digits is 540, while the sum is 21.

The square root of 132131325 is about 11494.8390593344. The cubic root of 132131325 is about 509.3331345521. Note that the first 3 decimals are identical.

Adding to 132131325 its reverse (523131231), we get a palindrome (655262556).

The spelling of 132131325 in words is "one hundred thirty-two million, one hundred thirty-one thousand, three hundred twenty-five".

Divisors: 1 3 5 15 25 75 1761751 5285253 8808755 26426265 44043775 132131325