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109182797 = 198964567
BaseRepresentation
bin1101000000111…
…11111101001101
321121110001122022
412200133331031
5210422322142
614500055525
72464016123
oct640377515
9247401568
10109182797
11566a3719
12306945a5
131980a409
1410701913
1598ba6d2
hex681ff4d

109182797 has 8 divisors (see below), whose sum is σ = 116222400. Its totient is φ = 102272544.

The previous prime is 109182761. The next prime is 109182811. The reversal of 109182797 is 797281901.

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

It is a cyclic number.

It is not a de Polignac number, because 109182797 - 212 = 109178701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109182707) 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, 30593 + ... + 33974.

It is an arithmetic number, because the mean of its divisors is an integer number (14527800).

Almost surely, 2109182797 is an apocalyptic number.

It is an amenable number.

109182797 is a deficient number, since it is larger than the sum of its proper divisors (7039603).

109182797 is an equidigital number, since it uses as much as digits as its factorization.

109182797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64675.

The product of its (nonzero) digits is 63504, while the sum is 44.

The square root of 109182797 is about 10449.0572302002. The cubic root of 109182797 is about 477.9525010720.

The spelling of 109182797 in words is "one hundred nine million, one hundred eighty-two thousand, seven hundred ninety-seven".

Divisors: 1 19 89 1691 64567 1226773 5746463 109182797