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30332000485 = 520812915137
BaseRepresentation
bin11100001111111011…
…011001100011100101
32220021220000021102101
4130033323121203211
5444104443003420
621533452012101
72122440515203
oct341773314345
986256007371
1030332000485
11119556949a6
125a66161031
132b250b85a7
14167a58c073
15bc7d5960a
hex70fed98e5

30332000485 has 8 divisors (see below), whose sum is σ = 36415903896. Its totient is φ = 24253931520.

The previous prime is 30332000441. The next prime is 30332000519. The reversal of 30332000485 is 58400023303.

It can be written as a sum of positive squares in 4 ways, for example, as 643204 + 30331357281 = 802^2 + 174159^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-30332000485 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, 1447164 + ... + 1467973.

It is an arithmetic number, because the mean of its divisors is an integer number (4551987987).

Almost surely, 230332000485 is an apocalyptic number.

It is an amenable number.

30332000485 is a deficient number, since it is larger than the sum of its proper divisors (6083903411).

30332000485 is a wasteful number, since it uses less digits than its factorization.

30332000485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2917223.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 30332000485 its reverse (58400023303), we get a palindrome (88732023788).

The spelling of 30332000485 in words is "thirty billion, three hundred thirty-two million, four hundred eighty-five", and thus it is an aban number.

Divisors: 1 5 2081 10405 2915137 14575685 6066400097 30332000485