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30024047305 = 57312892643
BaseRepresentation
bin11011111101100100…
…101001101011001001
32212111102112122002001
4123331210221223021
5442442124003210
621443131311001
72112011122420
oct337544515311
985442478061
1030024047305
111180787913a
12599abab461
132aa6364785
14164b7082b7
15baacc903a
hex6fd929ac9

30024047305 has 24 divisors (see below), whose sum is σ = 42546983616. Its totient is φ = 19923769440.

The previous prime is 30024047237. The next prime is 30024047329. The reversal of 30024047305 is 50374042003.

It is not a de Polignac number, because 30024047305 - 27 = 30024047177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 412687 + ... + 479956.

It is an arithmetic number, because the mean of its divisors is an integer number (1772790984).

Almost surely, 230024047305 is an apocalyptic number.

30024047305 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

30024047305 is a deficient number, since it is larger than the sum of its proper divisors (12522936311).

30024047305 is an equidigital number, since it uses as much as digits as its factorization.

30024047305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892717 (or 892686 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 28.

Adding to 30024047305 its reverse (50374042003), we get a palindrome (80398089308).

The spelling of 30024047305 in words is "thirty billion, twenty-four million, forty-seven thousand, three hundred five".

Divisors: 1 5 7 31 35 155 217 961 1085 4805 6727 33635 892643 4463215 6248501 27671933 31242505 138359665 193703531 857829923 968517655 4289149615 6004809461 30024047305