Search a number
-
+
30333340000 = 255437179229
BaseRepresentation
bin11100010000000000…
…100000100101100000
32220021222112022220001
4130100000200211200
5444110313340000
621533540425344
72122455064405
oct342000404540
986258468801
1030333340000
111195641a337
125a666a8254
132b254671c2
14167a81a2ac
15bc802146a
hex710020960

30333340000 has 240 divisors, whose sum is σ = 77406159600. Its totient is φ = 11688192000.

The previous prime is 30333339983. The next prime is 30333340021. The reversal of 30333340000 is 4333303.

Adding to 30333340000 its reverse (4333303), we get a palindrome (30337673303).

It is a super-2 number, since 2×303333400002 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30333340000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 132459886 + ... + 132460114.

It is an arithmetic number, because the mean of its divisors is an integer number (322525665).

Almost surely, 230333340000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30333340000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38703079800).

30333340000 is an abundant number, since it is smaller than the sum of its proper divisors (47072819600).

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

30333340000 is a wasteful number, since it uses less digits than its factorization.

30333340000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475 (or 452 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 19.

The spelling of 30333340000 in words is "thirty billion, three hundred thirty-three million, three hundred forty thousand".