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800127625 = 5311252901
BaseRepresentation
bin101111101100001…
…111101010001001
32001202120200202111
4233230033222021
53114313041000
6211221302321
725553654413
oct5754175211
92052520674
10800127625
11380718800
121a3b649a1
13c99c8ccb
147839d9b3
154a39ecba
hex2fb0fa89

800127625 has 24 divisors (see below), whose sum is σ = 1097610696. Its totient is φ = 581900000.

The previous prime is 800127619. The next prime is 800127637. The reversal of 800127625 is 526721008.

It can be written as a sum of positive squares in 4 ways, for example, as 24393721 + 775733904 = 4939^2 + 27852^2 .

It is not a de Polignac number, because 800127625 - 29 = 800127113 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 11326 + ... + 41575.

It is an arithmetic number, because the mean of its divisors is an integer number (45733779).

Almost surely, 2800127625 is an apocalyptic number.

It is an amenable number.

800127625 is a deficient number, since it is larger than the sum of its proper divisors (297483071).

800127625 is a wasteful number, since it uses less digits than its factorization.

800127625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52938 (or 52917 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 800127625 is about 28286.5272700627. The cubic root of 800127625 is about 928.3671293289.

The spelling of 800127625 in words is "eight hundred million, one hundred twenty-seven thousand, six hundred twenty-five".

Divisors: 1 5 11 25 55 121 125 275 605 1375 3025 15125 52901 264505 581911 1322525 2909555 6401021 6612625 14547775 32005105 72738875 160025525 800127625