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233130103 = 412756489
BaseRepresentation
bin11011110010101…
…00100001110111
3121020200020101021
431321110201313
5434140130403
635044442011
75530400413
oct1571244167
9536606337
10233130103
1110a661108
12660a9307
13393b6c0b
1422d67d43
15157008bd
hexde54877

233130103 has 4 divisors (see below), whose sum is σ = 233190720. Its totient is φ = 233069488.

The previous prime is 233130083. The next prime is 233130127. The reversal of 233130103 is 301031332.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 233130103 - 225 = 199575671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233130143) 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, 24118 + ... + 32371.

It is an arithmetic number, because the mean of its divisors is an integer number (58297680).

Almost surely, 2233130103 is an apocalyptic number.

233130103 is a deficient number, since it is larger than the sum of its proper divisors (60617).

233130103 is an equidigital number, since it uses as much as digits as its factorization.

233130103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60616.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 233130103 is about 15268.5985931912. The cubic root of 233130103 is about 615.4594605646.

Adding to 233130103 its reverse (301031332), we get a palindrome (534161435).

The spelling of 233130103 in words is "two hundred thirty-three million, one hundred thirty thousand, one hundred three".

Divisors: 1 4127 56489 233130103