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103230223 = 229450787
BaseRepresentation
bin1100010011100…
…10101100001111
321012020122020121
412021302230033
5202411331343
614124325411
72362304515
oct611625417
9235218217
10103230223
11532a8438
122a6a3867
1318504b95
14d9d24b5
1590e1aed
hex6272b0f

103230223 has 4 divisors (see below), whose sum is σ = 103681240. Its totient is φ = 102779208.

The previous prime is 103230221. The next prime is 103230241. The reversal of 103230223 is 322032301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322032301 = 1265925439.

It is a cyclic number.

It is not a de Polignac number, because 103230223 - 21 = 103230221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103230197 and 103230206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103230221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225165 + ... + 225622.

It is an arithmetic number, because the mean of its divisors is an integer number (25920310).

Almost surely, 2103230223 is an apocalyptic number.

103230223 is a deficient number, since it is larger than the sum of its proper divisors (451017).

103230223 is an equidigital number, since it uses as much as digits as its factorization.

103230223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451016.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 103230223 is about 10160.2275072953. The cubic root of 103230223 is about 469.1038045198.

Adding to 103230223 its reverse (322032301), we get a palindrome (425262524).

The spelling of 103230223 in words is "one hundred three million, two hundred thirty thousand, two hundred twenty-three".

Divisors: 1 229 450787 103230223