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47067107071 = 71662917001
BaseRepresentation
bin101011110101011010…
…110000111011111111
311111111012001202212211
4223311122300323333
51232343134411241
633342231241251
73254236544335
oct536532607377
9144435052784
1047067107071
1118a631781a6
129156819227
13459125331a
1423c6dd5b55
151357159781
hexaf56b0eff

47067107071 has 4 divisors (see below), whose sum is σ = 47730024144. Its totient is φ = 46404190000.

The previous prime is 47067107051. The next prime is 47067107081. The reversal of 47067107071 is 17070176074.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47067107071 - 27 = 47067106943 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47067107041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331458430 + ... + 331458571.

It is an arithmetic number, because the mean of its divisors is an integer number (11932506036).

Almost surely, 247067107071 is an apocalyptic number.

47067107071 is a deficient number, since it is larger than the sum of its proper divisors (662917073).

47067107071 is an equidigital number, since it uses as much as digits as its factorization.

47067107071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662917072.

The product of its (nonzero) digits is 57624, while the sum is 40.

The spelling of 47067107071 in words is "forty-seven billion, sixty-seven million, one hundred seven thousand, seventy-one".

Divisors: 1 71 662917001 47067107071