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9130169 = 10139013
BaseRepresentation
bin100010110101…
…000010111001
3122011212020102
4202311002321
54314131134
6523405145
7140414366
oct42650271
918155212
109130169
1151766a4
1230837b5
131b78989
1412d946d
15c0537e
hex8b50b9

9130169 has 4 divisors (see below), whose sum is σ = 9140196. Its totient is φ = 9120144.

The previous prime is 9130153. The next prime is 9130201. The reversal of 9130169 is 9610319.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1357225 + 7772944 = 1165^2 + 2788^2 .

It is a cyclic number.

It is not a de Polignac number, because 9130169 - 24 = 9130153 is a prime.

It is a super-2 number, since 2×91301692 = 166719971937122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9130669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3494 + ... + 5519.

It is an arithmetic number, because the mean of its divisors is an integer number (2285049).

Almost surely, 29130169 is an apocalyptic number.

It is an amenable number.

9130169 is a deficient number, since it is larger than the sum of its proper divisors (10027).

9130169 is a wasteful number, since it uses less digits than its factorization.

9130169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10026.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 9130169 is about 3021.6169512365. The cubic root of 9130169 is about 209.0064099131.

The spelling of 9130169 in words is "nine million, one hundred thirty thousand, one hundred sixty-nine".

Divisors: 1 1013 9013 9130169