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30335912544 = 25372193110949
BaseRepresentation
bin11100010000001010…
…010100101001100000
32220022011101000202110
4130100022110221200
5444111443200134
621534111515320
72122516000500
oct342012245140
986264330673
1030335912544
1111957917103
125a67528b40
132b25b58112
14167acc9a00
15bc837d7e9
hex710294a60

30335912544 has 288 divisors, whose sum is σ = 100662912000. Its totient is φ = 7945620480.

The previous prime is 30335912543. The next prime is 30335912549. The reversal of 30335912544 is 44521953303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30335912543) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2765182 + ... + 2776130.

It is an arithmetic number, because the mean of its divisors is an integer number (349524000).

Almost surely, 230335912544 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 30335912544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50331456000).

30335912544 is an abundant number, since it is smaller than the sum of its proper divisors (70326999456).

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

30335912544 is a wasteful number, since it uses less digits than its factorization.

30335912544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11026 (or 11011 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 30335912544 in words is "thirty billion, three hundred thirty-five million, nine hundred twelve thousand, five hundred forty-four".