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30200995055 = 571178444143
BaseRepresentation
bin11100001000000111…
…101001110011101111
32212221202111111202102
4130020013221303233
5443322423320210
621512452045315
72116260136160
oct341007516357
985852444672
1030200995055
1111898746650
125a2a30383b
132b03c0a29a
141667009767
15bbb5ccea5
hex7081e9cef

30200995055 has 16 divisors (see below), whose sum is σ = 45183826944. Its totient is φ = 18826594080.

The previous prime is 30200995001. The next prime is 30200995079. The reversal of 30200995055 is 55059900203.

It is not a de Polignac number, because 30200995055 - 28 = 30200994799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 39221687 + ... + 39222456.

It is an arithmetic number, because the mean of its divisors is an integer number (2823989184).

Almost surely, 230200995055 is an apocalyptic number.

30200995055 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

30200995055 is a deficient number, since it is larger than the sum of its proper divisors (14982831889).

30200995055 is a wasteful number, since it uses less digits than its factorization.

30200995055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78444166.

The product of its (nonzero) digits is 60750, while the sum is 38.

The spelling of 30200995055 in words is "thirty billion, two hundred million, nine hundred ninety-five thousand, fifty-five".

Divisors: 1 5 7 11 35 55 77 385 78444143 392220715 549109001 862885573 2745545005 4314427865 6040199011 30200995055