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30166087533 = 310055362511
BaseRepresentation
bin11100000110000010…
…011111011101101101
32212212022211000122020
4130012002133131231
5443240004300113
621505203540353
72115354341031
oct340602373555
985768730566
1030166087533
111187aa7405a
125a1a68a6b9
132ac990764a
1416625201c1
15bb84d5023
hex70609f76d

30166087533 has 4 divisors (see below), whose sum is σ = 40221450048. Its totient is φ = 20110725020.

The previous prime is 30166087513. The next prime is 30166087537. The reversal of 30166087533 is 33578066103.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30166087533 - 216 = 30166021997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30166087537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5027681253 + ... + 5027681258.

It is an arithmetic number, because the mean of its divisors is an integer number (10055362512).

Almost surely, 230166087533 is an apocalyptic number.

It is an amenable number.

30166087533 is a deficient number, since it is larger than the sum of its proper divisors (10055362515).

30166087533 is a wasteful number, since it uses less digits than its factorization.

30166087533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055362514.

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 30166087533 in words is "thirty billion, one hundred sixty-six million, eighty-seven thousand, five hundred thirty-three".

Divisors: 1 3 10055362511 30166087533