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38706616011 = 37337615759
BaseRepresentation
bin100100000011000110…
…000001011011001011
310200220112022211012210
4210003012001123023
51113232343203021
625440453040203
72540120544000
oct440306013313
9120815284183
1038706616011
111546296a558
127602926063
13385b122aab
141c328cd8a7
1510181a1e76
hex9031816cb

38706616011 has 16 divisors (see below), whose sum is σ = 60185216000. Its totient is φ = 22118065704.

The previous prime is 38706616007. The next prime is 38706616033. The reversal of 38706616011 is 11061660783.

It is not a de Polignac number, because 38706616011 - 22 = 38706616007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38706616051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18806851 + ... + 18808908.

It is an arithmetic number, because the mean of its divisors is an integer number (3761576000).

Almost surely, 238706616011 is an apocalyptic number.

38706616011 is a deficient number, since it is larger than the sum of its proper divisors (21478599989).

38706616011 is an equidigital number, since it uses as much as digits as its factorization.

38706616011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37615783 (or 37615769 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 38706616011 in words is "thirty-eight billion, seven hundred six million, six hundred sixteen thousand, eleven".

Divisors: 1 3 7 21 49 147 343 1029 37615759 112847277 263310313 789930939 1843172191 5529516573 12902205337 38706616011