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132532505 = 5721971401
BaseRepresentation
bin1111110011001…
…00100100011001
3100020101100102022
413321210210121
5232412020010
621052344225
73166336100
oct771444431
9306340368
10132532505
11688a16a6
1238475075
13215c4401
141385d037
15b97dd55
hex7e64919

132532505 has 48 divisors (see below), whose sum is σ = 197976960. Its totient is φ = 84672000.

The previous prime is 132532487. The next prime is 132532513. The reversal of 132532505 is 505235231.

It is not a de Polignac number, because 132532505 - 226 = 65423641 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 330305 + ... + 330705.

It is an arithmetic number, because the mean of its divisors is an integer number (4124520).

Almost surely, 2132532505 is an apocalyptic number.

It is an amenable number.

132532505 is a deficient number, since it is larger than the sum of its proper divisors (65444455).

132532505 is a wasteful number, since it uses less digits than its factorization.

132532505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510 (or 503 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 132532505 is about 11512.2762736133. The cubic root of 132532505 is about 509.8480965004.

Adding to 132532505 its reverse (505235231), we get a palindrome (637767736).

The spelling of 132532505 in words is "one hundred thirty-two million, five hundred thirty-two thousand, five hundred five".

Divisors: 1 5 7 19 35 49 71 95 133 245 355 401 497 665 931 1349 2005 2485 2807 3479 4655 6745 7619 9443 14035 17395 19649 28471 38095 47215 53333 66101 98245 142355 199297 266665 330505 373331 540949 996485 1395079 1866655 2704745 3786643 6975395 18933215 26506501 132532505