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109468085 = 550943013
BaseRepresentation
bin1101000011001…
…01100110110101
321121222112222112
412201211212311
5211010434320
614510140405
72466314636
oct641454665
9247875875
10109468085
1156878aa1
12307b1705
13198aa21c
141077788d
159924ec5
hex68659b5

109468085 has 8 divisors (see below), whose sum is σ = 131622840. Its totient is φ = 87400384.

The previous prime is 109468039. The next prime is 109468087. The reversal of 109468085 is 580864901.

It can be written as a sum of positive squares in 4 ways, for example, as 40627876 + 68840209 = 6374^2 + 8297^2 .

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 109468085 - 224 = 92690869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109468087) 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, 18962 + ... + 24051.

It is an arithmetic number, because the mean of its divisors is an integer number (16452855).

Almost surely, 2109468085 is an apocalyptic number.

It is an amenable number.

109468085 is a deficient number, since it is larger than the sum of its proper divisors (22154755).

109468085 is an equidigital number, since it uses as much as digits as its factorization.

109468085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43527.

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 109468085 is about 10462.6996994084. The cubic root of 109468085 is about 478.3684259469.

The spelling of 109468085 in words is "one hundred nine million, four hundred sixty-eight thousand, eighty-five".

Divisors: 1 5 509 2545 43013 215065 21893617 109468085