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132540125 = 531060321
BaseRepresentation
bin1111110011001…
…10011011011101
3100020101201212112
413321212123131
5232412241000
621052443405
73166400234
oct771463335
9306351775
10132540125
11688a73a3
1238479565
13215c7a13
1413861b1b
15b981235
hex7e666dd

132540125 has 8 divisors (see below), whose sum is σ = 165410232. Its totient is φ = 106032000.

The previous prime is 132540103. The next prime is 132540157. The reversal of 132540125 is 521045231.

It can be written as a sum of positive squares in 4 ways, for example, as 11957764 + 120582361 = 3458^2 + 10981^2 .

It is not a de Polignac number, because 132540125 - 222 = 128345821 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132540125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 530036 + ... + 530285.

It is an arithmetic number, because the mean of its divisors is an integer number (20676279).

Almost surely, 2132540125 is an apocalyptic number.

It is an amenable number.

132540125 is a deficient number, since it is larger than the sum of its proper divisors (32870107).

132540125 is an equidigital number, since it uses as much as digits as its factorization.

132540125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060336 (or 1060326 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 132540125 is about 11512.6072199133. The cubic root of 132540125 is about 509.8578676078.

Adding to 132540125 its reverse (521045231), we get a palindrome (653585356).

The spelling of 132540125 in words is "one hundred thirty-two million, five hundred forty thousand, one hundred twenty-five".

Divisors: 1 5 25 125 1060321 5301605 26508025 132540125