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30114805 = 57860423
BaseRepresentation
bin111001011100…
…0001111110101
32002122222202011
41302320033311
530202133210
62553244221
7513654160
oct162701765
962588664
1030114805
1115aa9776
12a103671
136315316
143ddcad7
15299cd8a
hex1cb83f5

30114805 has 8 divisors (see below), whose sum is σ = 41300352. Its totient is φ = 20650128.

The previous prime is 30114793. The next prime is 30114811. The reversal of 30114805 is 50841103.

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 30114805 - 215 = 30082037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430177 + ... + 430246.

It is an arithmetic number, because the mean of its divisors is an integer number (5162544).

Almost surely, 230114805 is an apocalyptic number.

30114805 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

30114805 is a deficient number, since it is larger than the sum of its proper divisors (11185547).

30114805 is an equidigital number, since it uses as much as digits as its factorization.

30114805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860435.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 30114805 is about 5487.6957823844. The cubic root of 30114805 is about 311.1191080947.

Adding to 30114805 its reverse (50841103), we get a palindrome (80955908).

The spelling of 30114805 in words is "thirty million, one hundred fourteen thousand, eight hundred five".

Divisors: 1 5 7 35 860423 4302115 6022961 30114805