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30313011330 = 23257532413767
BaseRepresentation
bin11100001110110010…
…111101100010000010
32220020120021112012100
4130032302331202002
5444040112330310
621531533011230
72122120226220
oct341662754202
986216245170
1030313011330
11119459a5088
125a5b923b16
132b2119a2c4
141677c47b10
15bc6357ec0
hex70ecbd882

30313011330 has 192 divisors, whose sum is σ = 92177699328. Its totient is φ = 6767953920.

The previous prime is 30313011319. The next prime is 30313011401. The reversal of 30313011330 is 3311031303.

30313011330 is a `hidden beast` number, since 3 + 0 + 31 + 301 + 1 + 330 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 95 ways as a sum of consecutive naturals, for example, 8045107 + ... + 8048873.

It is an arithmetic number, because the mean of its divisors is an integer number (480092184).

Almost surely, 230313011330 is an apocalyptic number.

30313011330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 30313011330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46088849664).

30313011330 is an abundant number, since it is smaller than the sum of its proper divisors (61864687998).

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

30313011330 is a wasteful number, since it uses less digits than its factorization.

30313011330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4081 (or 4078 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 18.

Adding to 30313011330 its reverse (3311031303), we get a palindrome (33624042633).

The spelling of 30313011330 in words is "thirty billion, three hundred thirteen million, eleven thousand, three hundred thirty".