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30523310064 = 24321367397613
BaseRepresentation
bin11100011011010101…
…001011111111110000
32220210012222210211100
4130123111023333300
51000002431410224
622004444244400
72130252566112
oct343325137760
986705883740
1030523310064
1111a43681695
125aba240700
132b5591c120
141697b4b3b2
15bd9a48ac9
hex71b54bff0

30523310064 has 240 divisors, whose sum is σ = 93754784032. Its totient is φ = 9213253632.

The previous prime is 30523310047. The next prime is 30523310071. The reversal of 30523310064 is 46001332503.

It is a happy number.

30523310064 is a `hidden beast` number, since 30 + 523 + 3 + 100 + 6 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49793022 + ... + 49793634.

Almost surely, 230523310064 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 30523310064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46877392016).

30523310064 is an abundant number, since it is smaller than the sum of its proper divisors (63231473968).

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

30523310064 is a wasteful number, since it uses less digits than its factorization.

30523310064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104 (or 1095 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 30523310064 its reverse (46001332503), we get a palindrome (76524642567).

The spelling of 30523310064 in words is "thirty billion, five hundred twenty-three million, three hundred ten thousand, sixty-four".