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5312873 = 31171383
BaseRepresentation
bin10100010001000101101001
3100222220220002
4110101011221
52330002443
6305512345
763105266
oct24210551
910886802
105312873
112aa9705
1219426b5
131140317
149c426d
156ee2b8
hex511169

5312873 has 4 divisors (see below), whose sum is σ = 5484288. Its totient is φ = 5141460.

The previous prime is 5312869. The next prime is 5312897. The reversal of 5312873 is 3782135.

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 5312873 - 22 = 5312869 is a prime.

It is a super-3 number, since 3×53128733 (a number of 21 digits) contains 333 as substring.

It is a d-powerful number, because it can be written as 55 + 34 + 1 + 219 + 8 + 74 + 314 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5312803) 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, 85661 + ... + 85722.

It is an arithmetic number, because the mean of its divisors is an integer number (1371072).

Almost surely, 25312873 is an apocalyptic number.

It is an amenable number.

5312873 is a deficient number, since it is larger than the sum of its proper divisors (171415).

5312873 is a wasteful number, since it uses less digits than its factorization.

5312873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171414.

The product of its digits is 5040, while the sum is 29.

The square root of 5312873 is about 2304.9670279637. The cubic root of 5312873 is about 174.4923847877.

The spelling of 5312873 in words is "five million, three hundred twelve thousand, eight hundred seventy-three".

Divisors: 1 31 171383 5312873