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30824384261 = 114759621633
BaseRepresentation
bin11100101101010001…
…101100011100000101
32221120012111221222112
4130231101230130011
51001112020244021
622054401310405
72140566641336
oct345521543405
987505457875
1030824384261
111208861a140
125b83035405
132ba3104b38
1416c5b2028d
15c061bad5b
hex72d46c705

30824384261 has 8 divisors (see below), whose sum is σ = 34342061184. Its totient is φ = 27425950720.

The previous prime is 30824384257. The next prime is 30824384263. The reversal of 30824384261 is 16248342803.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30824384261 - 22 = 30824384257 is a prime.

It is a super-2 number, since 2×308243842612 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30824384263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29810300 + ... + 29811333.

It is an arithmetic number, because the mean of its divisors is an integer number (4292757648).

Almost surely, 230824384261 is an apocalyptic number.

It is an amenable number.

30824384261 is a deficient number, since it is larger than the sum of its proper divisors (3517676923).

30824384261 is a wasteful number, since it uses less digits than its factorization.

30824384261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59621691.

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 30824384261 in words is "thirty billion, eight hundred twenty-four million, three hundred eighty-four thousand, two hundred sixty-one".

Divisors: 1 11 47 517 59621633 655837963 2802216751 30824384261