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30066082855 = 518133222191
BaseRepresentation
bin11100000000000101…
…000000010000100111
32212121100122021000021
4130000011000100213
5443033404122410
621451232300011
72113031326144
oct340005002047
985540567007
1030066082855
111182957a066
1259b10a1607
132ab1c91993
14165312b3cb
15bae82deda
hex700140427

30066082855 has 8 divisors (see below), whose sum is σ = 36278633664. Its totient is φ = 23919976800.

The previous prime is 30066082843. The next prime is 30066082861. The reversal of 30066082855 is 55828066003.

It is a happy number.

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

It is not a de Polignac number, because 30066082855 - 27 = 30066082727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16610191 + ... + 16612000.

It is an arithmetic number, because the mean of its divisors is an integer number (4534829208).

Almost surely, 230066082855 is an apocalyptic number.

30066082855 is a deficient number, since it is larger than the sum of its proper divisors (6212550809).

30066082855 is a wasteful number, since it uses less digits than its factorization.

30066082855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33222377.

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 30066082855 in words is "thirty billion, sixty-six million, eighty-two thousand, eight hundred fifty-five".

Divisors: 1 5 181 905 33222191 166110955 6013216571 30066082855