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9130437 = 321014493
BaseRepresentation
bin100010110101…
…000111000101
3122011212121100
4202311013011
54314133222
6523410313
7140415231
oct42650705
918155540
109130437
115176918
123083999
131b78b34
1412d95c1
15c054ac
hex8b51c5

9130437 has 6 divisors (see below), whose sum is σ = 13188422. Its totient is φ = 6086952.

The previous prime is 9130423. The next prime is 9130463. The reversal of 9130437 is 7340319.

It can be written as a sum of positive squares in only one way, i.e., 7403841 + 1726596 = 2721^2 + 1314^2 .

It is not a de Polignac number, because 9130437 - 216 = 9064901 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9130437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9130477) 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 5 ways as a sum of consecutive naturals, for example, 507238 + ... + 507255.

Almost surely, 29130437 is an apocalyptic number.

It is an amenable number.

9130437 is a deficient number, since it is larger than the sum of its proper divisors (4057985).

9130437 is a wasteful number, since it uses less digits than its factorization.

9130437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014499 (or 1014496 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 9130437 is about 3021.6612980280. The cubic root of 9130437 is about 209.0084548978.

The spelling of 9130437 in words is "nine million, one hundred thirty thousand, four hundred thirty-seven".

Divisors: 1 3 9 1014493 3043479 9130437