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118103305 = 5179131959
BaseRepresentation
bin1110000101000…
…01110100001001
322020020021021111
413002201310021
5220213301210
615415210321
72632601335
oct702416411
9266207244
10118103305
1160736841
12336769a1
131b611818
14119847c5
15a57d88a
hex70a1d09

118103305 has 8 divisors (see below), whose sum is σ = 142516800. Its totient is φ = 93954096.

The previous prime is 118103303. The next prime is 118103389. The reversal of 118103305 is 503301811.

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 118103305 - 21 = 118103303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118103303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65085 + ... + 66874.

It is an arithmetic number, because the mean of its divisors is an integer number (17814600).

Almost surely, 2118103305 is an apocalyptic number.

It is an amenable number.

118103305 is a deficient number, since it is larger than the sum of its proper divisors (24413495).

118103305 is a wasteful number, since it uses less digits than its factorization.

118103305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132143.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 118103305 is about 10867.5344489907. The cubic root of 118103305 is about 490.6299062622.

The spelling of 118103305 in words is "one hundred eighteen million, one hundred three thousand, three hundred five".

Divisors: 1 5 179 895 131959 659795 23620661 118103305