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18079346307 = 3112576013547
BaseRepresentation
bin10000110101100111…
…001110111010000011
31201122222110221200210
4100311213032322003
5244011303040212
612145555045203
71210010623311
oct206547167203
951588427623
1018079346307
117738357520
1236068a0803
1319217c2269
14c371a30b1
1570c32d53c
hex4359cee83

18079346307 has 32 divisors (see below), whose sum is σ = 26450936064. Its totient is φ = 10893312000.

The previous prime is 18079346281. The next prime is 18079346323. The reversal of 18079346307 is 70364397081.

It is not a de Polignac number, because 18079346307 - 27 = 18079346179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18079346807) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5095308 + ... + 5098854.

It is an arithmetic number, because the mean of its divisors is an integer number (826591752).

Almost surely, 218079346307 is an apocalyptic number.

18079346307 is a deficient number, since it is larger than the sum of its proper divisors (8371589757).

18079346307 is a wasteful number, since it uses less digits than its factorization.

18079346307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4419.

The product of its (nonzero) digits is 762048, while the sum is 48.

The spelling of 18079346307 in words is "eighteen billion, seventy-nine million, three hundred forty-six thousand, three hundred seven".

Divisors: 1 3 11 33 257 601 771 1803 2827 3547 6611 8481 10641 19833 39017 117051 154457 463371 911579 1699027 2131747 2734737 5097081 6395241 10027369 23449217 30082107 70347651 547858979 1643576937 6026448769 18079346307