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23030793 = 3219134683
BaseRepresentation
bin101011111011…
…0110000001001
31121100002022100
41113312300021
521343441133
62141344013
7366521112
oct127666011
947302270
1023030793
1112000415
127868009
134a04ab6
1430b7209
15204de13
hex15f6c09

23030793 has 12 divisors (see below), whose sum is σ = 35017840. Its totient is φ = 14545656.

The previous prime is 23030789. The next prime is 23030809. The reversal of 23030793 is 39703032.

It is not a de Polignac number, because 23030793 - 22 = 23030789 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23030713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67171 + ... + 67512.

Almost surely, 223030793 is an apocalyptic number.

It is an amenable number.

23030793 is a deficient number, since it is larger than the sum of its proper divisors (11987047).

23030793 is a wasteful number, since it uses less digits than its factorization.

23030793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134708 (or 134705 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 27.

The square root of 23030793 is about 4799.0408416683. The cubic root of 23030793 is about 284.5135561650.

It can be divided in two parts, 230307 and 93, that added together give a square (230400 = 4802).

The spelling of 23030793 in words is "twenty-three million, thirty thousand, seven hundred ninety-three".

Divisors: 1 3 9 19 57 171 134683 404049 1212147 2558977 7676931 23030793