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30060079 = 72613471
BaseRepresentation
bin111001010101…
…0111000101111
32002120012200021
41302222320233
530143410304
62552143011
7513335500
oct162527057
962505607
1030060079
1115a71645
12a097a67
1362c643a
143dc6ba7
15298ba54
hex1caae2f

30060079 has 6 divisors (see below), whose sum is σ = 34967904. Its totient is φ = 25765740.

The previous prime is 30060077. The next prime is 30060113. The reversal of 30060079 is 97006003.

It is not a de Polignac number, because 30060079 - 21 = 30060077 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 (30060073) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 306687 + ... + 306784.

It is an arithmetic number, because the mean of its divisors is an integer number (5827984).

Almost surely, 230060079 is an apocalyptic number.

30060079 is a deficient number, since it is larger than the sum of its proper divisors (4907825).

30060079 is an equidigital number, since it uses as much as digits as its factorization.

30060079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613485 (or 613478 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 30060079 is about 5482.7072692238. The cubic root of 30060079 is about 310.9305338658.

The spelling of 30060079 in words is "thirty million, sixty thousand, seventy-nine".

Divisors: 1 7 49 613471 4294297 30060079