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530100009 = 3258900001
BaseRepresentation
bin11111100110001…
…010111100101001
31100221110212111200
4133212022330221
52041201200014
6124333514413
716064530035
oct3746127451
91327425450
10530100009
11252255a8a
12129642a09
1385a9375a
145058d1c5
1531811a09
hex1f98af29

530100009 has 6 divisors (see below), whose sum is σ = 765700026. Its totient is φ = 353400000.

The previous prime is 530100007. The next prime is 530100017. The reversal of 530100009 is 900001035.

It can be written as a sum of positive squares in only one way, i.e., 416037609 + 114062400 = 20397^2 + 10680^2 .

It is not a de Polignac number, because 530100009 - 21 = 530100007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 530099964 and 530100000.

It is not an unprimeable number, because it can be changed into a prime (530100007) 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 5 ways as a sum of consecutive naturals, for example, 29449992 + ... + 29450009.

It is an arithmetic number, because the mean of its divisors is an integer number (127616671).

Almost surely, 2530100009 is an apocalyptic number.

It is an amenable number.

530100009 is a deficient number, since it is larger than the sum of its proper divisors (235600017).

530100009 is a wasteful number, since it uses less digits than its factorization.

530100009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58900007 (or 58900004 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 530100009 is about 23023.9008206689. The cubic root of 530100009 is about 809.3181321464.

The spelling of 530100009 in words is "five hundred thirty million, one hundred thousand, nine".

Divisors: 1 3 9 58900001 176700003 530100009