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30104524800 = 211345271761
BaseRepresentation
bin11100000010010111…
…101001100000000000
32212201000222022110000
4130002113221200000
5443123224243200
621455124240000
72114006144610
oct340227514000
985630868400
1030104524800
1111849246069
125a01b40000
132ab9c312ac
141658296a40
15bb2dc4300
hex7025e9800

30104524800 has 1440 divisors, whose sum is σ = 137137160160. Its totient is φ = 6370099200.

The previous prime is 30104524757. The next prime is 30104524819. The reversal of 30104524800 is 842540103.

30104524800 is a `hidden beast` number, since 30 + 104 + 52 + 480 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1440).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 493516770 + ... + 493516830.

It is an arithmetic number, because the mean of its divisors is an integer number (95234139).

Almost surely, 230104524800 is an apocalyptic number.

30104524800 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 30104524800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68568580080).

30104524800 is an abundant number, since it is smaller than the sum of its proper divisors (107032635360).

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

30104524800 is a wasteful number, since it uses less digits than its factorization.

30104524800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The spelling of 30104524800 in words is "thirty billion, one hundred four million, five hundred twenty-four thousand, eight hundred".