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30200113120 = 255188750707
BaseRepresentation
bin11100001000000100…
…010010011111100000
32212221200211200222011
4130020010102133200
5443322212104440
621512421122304
72116246504012
oct341004223740
985850750864
1030200113120
11118981a3a81
125a29b59394
132b0398ba28
141666c5a1b2
15bbb4a69ea
hex7081127e0

30200113120 has 24 divisors (see below), whose sum is σ = 71347767624. Its totient is φ = 12080045184.

The previous prime is 30200113117. The next prime is 30200113129. The reversal of 30200113120 is 2131100203.

It is a super-2 number, since 2×302001131202 (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 30200113120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30200113129) 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 3 ways as a sum of consecutive naturals, for example, 94375194 + ... + 94375513.

It is an arithmetic number, because the mean of its divisors is an integer number (2972823651).

Almost surely, 230200113120 is an apocalyptic number.

It is an amenable number.

30200113120 is an abundant number, since it is smaller than the sum of its proper divisors (41147654504).

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

30200113120 is a wasteful number, since it uses less digits than its factorization.

30200113120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188750722 (or 188750714 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 30200113120 its reverse (2131100203), we get a palindrome (32331213323).

The spelling of 30200113120 in words is "thirty billion, two hundred million, one hundred thirteen thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 188750707 377501414 755002828 943753535 1510005656 1887507070 3020011312 3775014140 6040022624 7550028280 15100056560 30200113120