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9130043 = 13702311
BaseRepresentation
bin100010110101…
…000000111011
3122011212001202
4202311000323
54314130133
6523404415
7140414126
oct42650073
918155052
109130043
11517659a
12308370b
131b788c0
1412d93bd
15c052e8
hex8b503b

9130043 has 4 divisors (see below), whose sum is σ = 9832368. Its totient is φ = 8427720.

The previous prime is 9130031. The next prime is 9130063. The reversal of 9130043 is 3400319.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3400319 = 13261563.

It is a cyclic number.

It is not a de Polignac number, because 9130043 - 26 = 9129979 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9129997 and 9130024.

It is not an unprimeable number, because it can be changed into a prime (9130063) 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, 351143 + ... + 351168.

It is an arithmetic number, because the mean of its divisors is an integer number (2458092).

Almost surely, 29130043 is an apocalyptic number.

9130043 is a deficient number, since it is larger than the sum of its proper divisors (702325).

9130043 is a wasteful number, since it uses less digits than its factorization.

9130043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702324.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 9130043 is about 3021.5961014007. The cubic root of 9130043 is about 209.0054484512.

The spelling of 9130043 in words is "nine million, one hundred thirty thousand, forty-three".

Divisors: 1 13 702311 9130043