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230123103 = 3719157373
BaseRepresentation
bin11011011011101…
…10011001011111
3121001000110112220
431231312121133
5432402414403
634500200423
75463004560
oct1555663137
9531013486
10230123103
11108997991
1265099113
13388a3322
14227c4167
1515309953
hexdb7665f

230123103 has 16 divisors (see below), whose sum is σ = 352505856. Its totient is φ = 130808160.

The previous prime is 230123099. The next prime is 230123167. The reversal of 230123103 is 301321032.

It is not a de Polignac number, because 230123103 - 22 = 230123099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230123183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24676 + ... + 32697.

It is an arithmetic number, because the mean of its divisors is an integer number (22031616).

Almost surely, 2230123103 is an apocalyptic number.

230123103 is a deficient number, since it is larger than the sum of its proper divisors (122382753).

230123103 is a wasteful number, since it uses less digits than its factorization.

230123103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57574.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 230123103 is about 15169.8089308996. The cubic root of 230123103 is about 612.8018585963.

Adding to 230123103 its reverse (301321032), we get a palindrome (531444135).

The spelling of 230123103 in words is "two hundred thirty million, one hundred twenty-three thousand, one hundred three".

Divisors: 1 3 7 21 191 573 1337 4011 57373 172119 401611 1204833 10958243 32874729 76707701 230123103