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5172222715 = 5111725122039
BaseRepresentation
bin1001101000100100…
…11101101011111011
3111100110110010201021
410310102131223323
541043042111330
62213122403311
7242113111342
oct46422355373
914313403637
105172222715
112214648530
121004200537
1364573b81a
14370cd2b59
1520412567a
hex13449dafb

5172222715 has 32 divisors (see below), whose sum is σ = 7198087680. Its totient is φ = 3526080000.

The previous prime is 5172222691. The next prime is 5172222719.

5172222715 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5172222715 - 221 = 5170125563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5172222719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223666 + ... + 245704.

It is an arithmetic number, because the mean of its divisors is an integer number (224940240).

Almost surely, 25172222715 is an apocalyptic number.

5172222715 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5172222715 is a deficient number, since it is larger than the sum of its proper divisors (2025864965).

5172222715 is a wasteful number, since it uses less digits than its factorization.

5172222715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22323.

The product of its digits is 19600, while the sum is 34.

The square root of 5172222715 is about 71918.1667939332. The cubic root of 5172222715 is about 1729.3878590944.

The spelling of 5172222715 in words is "five billion, one hundred seventy-two million, two hundred twenty-two thousand, seven hundred fifteen".

Divisors: 1 5 11 17 55 85 187 251 935 1255 2761 4267 13805 21335 22039 46937 110195 234685 242429 374663 1212145 1873315 4121293 5531789 20606465 27658945 60849679 94040413 304248395 470202065 1034444543 5172222715