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5171417161 = 31116628351
BaseRepresentation
bin1001101000011110…
…11001000001001001
3111100101221012200221
410310033121001021
541042340322121
62213053230041
7242103214651
oct46417310111
914311835627
105171417161
112214148289
121003a92321
13645518c71
14370b63361
15204016b41
hex1343d9049

5171417161 has 4 divisors (see below), whose sum is σ = 5188045824. Its totient is φ = 5154788500.

The previous prime is 5171417159. The next prime is 5171417189. The reversal of 5171417161 is 1617141715.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5171417161 - 21 = 5171417159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5171417101) 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, 8313865 + ... + 8314486.

It is an arithmetic number, because the mean of its divisors is an integer number (1297011456).

Almost surely, 25171417161 is an apocalyptic number.

It is an amenable number.

5171417161 is a deficient number, since it is larger than the sum of its proper divisors (16628663).

5171417161 is a wasteful number, since it uses less digits than its factorization.

5171417161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16628662.

The product of its digits is 5880, while the sum is 34.

The square root of 5171417161 is about 71912.5660854902. The cubic root of 5171417161 is about 1729.2980725742.

Adding to 5171417161 its reverse (1617141715), we get a palindrome (6788558876).

The spelling of 5171417161 in words is "five billion, one hundred seventy-one million, four hundred seventeen thousand, one hundred sixty-one".

Divisors: 1 311 16628351 5171417161