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5031063161 = 13936194699
BaseRepresentation
bin1001010111101111…
…11110111001111001
3110222121211111012122
410223313332321321
540300423010121
62151121051025
7235450221425
oct45367767171
913877744178
105031063161
1121519a4243
12b84a86a75
13622416767
1435a269b85
151e6a405ab
hex12bdfee79

5031063161 has 4 divisors (see below), whose sum is σ = 5067258000. Its totient is φ = 4994868324.

The previous prime is 5031063157. The next prime is 5031063199. The reversal of 5031063161 is 1613601305.

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 5031063161 - 22 = 5031063157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5031063161.

It is not an unprimeable number, because it can be changed into a prime (5031063131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18097211 + ... + 18097488.

It is an arithmetic number, because the mean of its divisors is an integer number (1266814500).

Almost surely, 25031063161 is an apocalyptic number.

It is an amenable number.

5031063161 is a deficient number, since it is larger than the sum of its proper divisors (36194839).

5031063161 is a wasteful number, since it uses less digits than its factorization.

5031063161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36194838.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 5031063161 is about 70929.9877414342. The cubic root of 5031063161 is about 1713.5097891368.

Adding to 5031063161 its reverse (1613601305), we get a palindrome (6644664466).

The spelling of 5031063161 in words is "five billion, thirty-one million, sixty-three thousand, one hundred sixty-one".

Divisors: 1 139 36194699 5031063161