Search a number
-
+
47081301161 = 195355783939
BaseRepresentation
bin101011110110010000…
…111010010010101001
311111112011202220111212
4223312100322102221
51232410303114121
633343455402505
73254501312456
oct536620722251
9144464686455
1047081301161
1118a70192454
12915b523435
134594182bab
1423c8c4c82d
15135851025b
hexaf643a4a9

47081301161 has 16 divisors (see below), whose sum is σ = 50585601600. Its totient is φ = 43682678208.

The previous prime is 47081301103. The next prime is 47081301193. The reversal of 47081301161 is 16110318074.

47081301161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 47081301161 - 210 = 47081300137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47081309161) 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, 518930 + ... + 602868.

It is an arithmetic number, because the mean of its divisors is an integer number (3161600100).

Almost surely, 247081301161 is an apocalyptic number.

It is an amenable number.

47081301161 is a deficient number, since it is larger than the sum of its proper divisors (3504300439).

47081301161 is a wasteful number, since it uses less digits than its factorization.

47081301161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84568.

The product of its (nonzero) digits is 4032, while the sum is 32.

The spelling of 47081301161 in words is "forty-seven billion, eighty-one million, three hundred one thousand, one hundred sixty-one".

Divisors: 1 19 53 557 1007 10583 29521 83939 560899 1594841 4448767 46754023 84526573 888326437 2477963219 47081301161