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30079343 = 718612309
BaseRepresentation
bin111001010111…
…1100101101111
32002121012002202
41302233211233
530200014333
62552412115
7513445610
oct162574557
962535082
1030079343
1115a85068
12a0a703b
136302138
143dcdc07
1529925e8
hex1caf96f

30079343 has 8 divisors (see below), whose sum is σ = 34409760. Its totient is φ = 25757280.

The previous prime is 30079333. The next prime is 30079349. The reversal of 30079343 is 34397003.

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 30079343 - 24 = 30079327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30079349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11873 + ... + 14181.

It is an arithmetic number, because the mean of its divisors is an integer number (4301220).

Almost surely, 230079343 is an apocalyptic number.

30079343 is a deficient number, since it is larger than the sum of its proper divisors (4330417).

30079343 is a wasteful number, since it uses less digits than its factorization.

30079343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4177.

The product of its (nonzero) digits is 6804, while the sum is 29.

The square root of 30079343 is about 5484.4637841816. The cubic root of 30079343 is about 310.9969396210.

The spelling of 30079343 in words is "thirty million, seventy-nine thousand, three hundred forty-three".

Divisors: 1 7 1861 2309 13027 16163 4297049 30079343