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30850331060 = 2252715691943
BaseRepresentation
bin11100101110110100…
…101011000110110100
32221122000100012022002
4130232310223012310
51001140141043220
622101125354432
72141333326103
oct345664530664
987560305262
1030850331060
11120a123137a
125b8b868a18
132ba85bac83
1416c935603a
15c085e3c75
hex72ed2b1b4

30850331060 has 24 divisors (see below), whose sum is σ = 65024768256. Its totient is φ = 12294594720.

The previous prime is 30850331003. The next prime is 30850331063. The reversal of 30850331060 is 6013305803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30850331063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2840552 + ... + 2851391.

It is an arithmetic number, because the mean of its divisors is an integer number (2709365344).

Almost surely, 230850331060 is an apocalyptic number.

It is an amenable number.

30850331060 is an abundant number, since it is smaller than the sum of its proper divisors (34174437196).

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

30850331060 is a wasteful number, since it uses less digits than its factorization.

30850331060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692223 (or 5692221 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 30850331060 its reverse (6013305803), we get a palindrome (36863636863).

The spelling of 30850331060 in words is "thirty billion, eight hundred fifty million, three hundred thirty-one thousand, sixty".

Divisors: 1 2 4 5 10 20 271 542 1084 1355 2710 5420 5691943 11383886 22767772 28459715 56919430 113838860 1542516553 3085033106 6170066212 7712582765 15425165530 30850331060