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5170171551 = 31919022987
BaseRepresentation
bin1001101000010101…
…01000111010011111
3111100022120221001020
410310022220322133
541042030442201
62213010415223
7242056506306
oct46412507237
914308527036
105170171551
112213477456
121003591513
136451a100c
1437091b43d
15203d6ca36
hex1342a8e9f

5170171551 has 8 divisors (see below), whose sum is σ = 6929654784. Its totient is φ = 3428734680.

The previous prime is 5170171499. The next prime is 5170171583. The reversal of 5170171551 is 1551710715.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5170171551 - 214 = 5170155167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5170171051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4510921 + ... + 4512066.

It is an arithmetic number, because the mean of its divisors is an integer number (866206848).

Almost surely, 25170171551 is an apocalyptic number.

5170171551 is a deficient number, since it is larger than the sum of its proper divisors (1759483233).

5170171551 is a wasteful number, since it uses less digits than its factorization.

5170171551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9023181.

The product of its (nonzero) digits is 6125, while the sum is 33.

The square root of 5170171551 is about 71903.9049774072. The cubic root of 5170171551 is about 1729.1592193436.

The spelling of 5170171551 in words is "five billion, one hundred seventy million, one hundred seventy-one thousand, five hundred fifty-one".

Divisors: 1 3 191 573 9022987 27068961 1723390517 5170171551