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30335564 = 2273972729
BaseRepresentation
bin111001110111…
…0001001001100
32010002012120102
41303232021030
530231214224
63002110232
7515563610
oct163561114
963065512
1030335564
111613a616
12a1ab378
13639194c
144059340
1529e34ae
hex1cee24c

30335564 has 24 divisors (see below), whose sum is σ = 60846240. Its totient is φ = 12963456.

The previous prime is 30335563. The next prime is 30335567. The reversal of 30335564 is 46553303.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (30335563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9752 + ... + 12480.

It is an arithmetic number, because the mean of its divisors is an integer number (2535260).

Almost surely, 230335564 is an apocalyptic number.

It is an amenable number.

30335564 is an abundant number, since it is smaller than the sum of its proper divisors (30510676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30335564 is a wasteful number, since it uses less digits than its factorization.

30335564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3137 (or 3135 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 29.

The square root of 30335564 is about 5507.7730526956. The cubic root of 30335564 is about 311.8774858671.

Adding to 30335564 its reverse (46553303), we get a palindrome (76888867).

The spelling of 30335564 in words is "thirty million, three hundred thirty-five thousand, five hundred sixty-four".

Divisors: 1 2 4 7 14 28 397 794 1588 2729 2779 5458 5558 10916 11116 19103 38206 76412 1083413 2166826 4333652 7583891 15167782 30335564