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30083855155200 = 223345271123
BaseRepresentation
bin1101101011100011100011…
…00000000000000000000000
310221111222200120222000020000
412311301301200000000000
512420343213404431300
6143552155434120000
76223325655425310
oct665616140000000
9127458616860200
1030083855155200
119649544a50310
12345a552280000
1313a2b84180192
147600d0133440
1537283b95ac00
hex1b5c71800000

30083855155200 has 2880 divisors, whose sum is σ = 144993792303360. Its totient is φ = 5979399782400.

The previous prime is 30083855155187. The next prime is 30083855155219. The reversal of 30083855155200 is 255155838003.

30083855155200 is a `hidden beast` number, since 3 + 0 + 0 + 8 + 3 + 85 + 515 + 52 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2880).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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 119 ways as a sum of consecutive naturals, for example, 1307993702389 + ... + 1307993702411.

It is an arithmetic number, because the mean of its divisors is an integer number (50345066772).

Almost surely, 230083855155200 is an apocalyptic number.

30083855155200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30083855155200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72496896151680).

30083855155200 is an abundant number, since it is smaller than the sum of its proper divisors (114909937148160).

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

30083855155200 is an frugal number, since it uses more digits than its factorization.

30083855155200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109 (or 51 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 45.

The spelling of 30083855155200 in words is "thirty trillion, eighty-three billion, eight hundred fifty-five million, one hundred fifty-five thousand, two hundred".