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132923305 = 563142131
BaseRepresentation
bin1111110110000…
…11111110101001
3100021010012111101
413323003332221
5233012021210
621105001401
73202554334
oct773037651
9307105441
10132923305
1169039279
1238623261
1321700258
141392161b
15ba09a3a
hex7ec3fa9

132923305 has 8 divisors (see below), whose sum is σ = 159764544. Its totient is φ = 106167600.

The previous prime is 132923303. The next prime is 132923321. The reversal of 132923305 is 503329231.

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

It is not a de Polignac number, because 132923305 - 21 = 132923303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132923303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17911 + ... + 24220.

It is an arithmetic number, because the mean of its divisors is an integer number (19970568).

Almost surely, 2132923305 is an apocalyptic number.

It is an amenable number.

132923305 is a deficient number, since it is larger than the sum of its proper divisors (26841239).

132923305 is an equidigital number, since it uses as much as digits as its factorization.

132923305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42767.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 132923305 is about 11529.2369652115. The cubic root of 132923305 is about 510.3487362343.

The spelling of 132923305 in words is "one hundred thirty-two million, nine hundred twenty-three thousand, three hundred five".

Divisors: 1 5 631 3155 42131 210655 26584661 132923305