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30152304806 = 2131444780273
BaseRepresentation
bin11100000101001101…
…111010100010100110
32212211100212210021212
4130011031322202212
5443222442223211
621503552311422
72115126235121
oct340515724246
985740783255
1030152304806
111187320a978
125a15b42572
132ac6ac00a0
1416607733b8
15bb71b138b
hex70537a8a6

30152304806 has 16 divisors (see below), whose sum is σ = 48711547584. Its totient is φ = 13915311744.

The previous prime is 30152304731. The next prime is 30152304827. The reversal of 30152304806 is 60840325103.

It is a super-2 number, since 2×301523048062 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335486 + ... + 415758.

It is an arithmetic number, because the mean of its divisors is an integer number (3044471724).

Almost surely, 230152304806 is an apocalyptic number.

30152304806 is a deficient number, since it is larger than the sum of its proper divisors (18559242778).

30152304806 is a wasteful number, since it uses less digits than its factorization.

30152304806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94735.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 30152304806 its reverse (60840325103), we get a palindrome (90992629909).

The spelling of 30152304806 in words is "thirty billion, one hundred fifty-two million, three hundred four thousand, eight hundred six".

Divisors: 1 2 13 26 14447 28894 80273 160546 187811 375622 1043549 2087098 1159704031 2319408062 15076152403 30152304806