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132660446 = 2151439273
BaseRepresentation
bin1111110100000…
…11110011011110
3100020121211220212
413322003303132
5232430113241
621055212422
73200411102
oct772036336
9306554825
10132660446
1168979836
1238517112
132163a709
1413893902
15b9a6beb
hex7e83cde

132660446 has 8 divisors (see below), whose sum is σ = 200308944. Its totient is φ = 65890800.

The previous prime is 132660443. The next prime is 132660467. The reversal of 132660446 is 644066231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132660443) 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, 219335 + ... + 219938.

It is an arithmetic number, because the mean of its divisors is an integer number (25038618).

Almost surely, 2132660446 is an apocalyptic number.

132660446 is a deficient number, since it is larger than the sum of its proper divisors (67648498).

132660446 is a wasteful number, since it uses less digits than its factorization.

132660446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439426.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 132660446 is about 11517.8316535709. The cubic root of 132660446 is about 510.0121053131.

The spelling of 132660446 in words is "one hundred thirty-two million, six hundred sixty thousand, four hundred forty-six".

Divisors: 1 2 151 302 439273 878546 66330223 132660446