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30306088 = 2323164707
BaseRepresentation
bin111001110011…
…0111100101000
32010000201010201
41303212330220
530224243323
63001321544
7515411641
oct163467450
963021121
1030306088
111611a45a
12a1962b4
1363813c7
14404c6c8
1529d98ad
hex1ce6f28

30306088 has 16 divisors (see below), whose sum is σ = 59294880. Its totient is φ = 14494128.

The previous prime is 30306047. The next prime is 30306149. The reversal of 30306088 is 88060303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82170 + ... + 82537.

It is an arithmetic number, because the mean of its divisors is an integer number (3705930).

Almost surely, 230306088 is an apocalyptic number.

It is an amenable number.

30306088 is a deficient number, since it is larger than the sum of its proper divisors (28988792).

30306088 is a wasteful number, since it uses less digits than its factorization.

30306088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164736 (or 164732 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 30306088 is about 5505.0965477456. The cubic root of 30306088 is about 311.7764396731.

The spelling of 30306088 in words is "thirty million, three hundred six thousand, eighty-eight".

Divisors: 1 2 4 8 23 46 92 184 164707 329414 658828 1317656 3788261 7576522 15153044 30306088