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23148893 is a prime number
BaseRepresentation
bin101100001001…
…1100101011101
31121120002022102
41120103211131
521411231033
62144054445
7400522325
oct130234535
947502272
1023148893
1112081119
127904425
134a46791
143108285
152073de8
hex161395d

23148893 has 2 divisors, whose sum is σ = 23148894. Its totient is φ = 23148892.

The previous prime is 23148889. The next prime is 23148901. The reversal of 23148893 is 39884132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19829209 + 3319684 = 4453^2 + 1822^2 .

It is a cyclic number.

It is not a de Polignac number, because 23148893 - 22 = 23148889 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23148803) 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 as a sum of consecutive naturals, namely, 11574446 + 11574447.

It is an arithmetic number, because the mean of its divisors is an integer number (11574447).

Almost surely, 223148893 is an apocalyptic number.

It is an amenable number.

23148893 is a deficient number, since it is larger than the sum of its proper divisors (1).

23148893 is an equidigital number, since it uses as much as digits as its factorization.

23148893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 38.

The square root of 23148893 is about 4811.3296498993. The cubic root of 23148893 is about 284.9990479090. Note that the first 3 decimals are identical.

The spelling of 23148893 in words is "twenty-three million, one hundred forty-eight thousand, eight hundred ninety-three".