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327790097 = 991330767
BaseRepresentation
bin10011100010011…
…010111000010001
3211211210110110222
4103202122320101
51132403240342
652305402425
711060112155
oct2342327021
9754713428
10327790097
11159035608
1291939415
1352baac4b
1431769065
151db9ced2
hex1389ae11

327790097 has 4 divisors (see below), whose sum is σ = 328121856. Its totient is φ = 327458340.

The previous prime is 327790051. The next prime is 327790117. The reversal of 327790097 is 790097723.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 790097723 = 7910001237.

It is a cyclic number.

It is not a de Polignac number, because 327790097 - 28 = 327789841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (327790007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164393 + ... + 166374.

It is an arithmetic number, because the mean of its divisors is an integer number (82030464).

Almost surely, 2327790097 is an apocalyptic number.

It is an amenable number.

327790097 is a deficient number, since it is larger than the sum of its proper divisors (331759).

327790097 is an equidigital number, since it uses as much as digits as its factorization.

327790097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331758.

The product of its (nonzero) digits is 166698, while the sum is 44.

The square root of 327790097 is about 18104.9743717024. The cubic root of 327790097 is about 689.4963046630.

The spelling of 327790097 in words is "three hundred twenty-seven million, seven hundred ninety thousand, ninety-seven".

Divisors: 1 991 330767 327790097