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1230330103 = 17711019329
BaseRepresentation
bin100100101010101…
…0101100011110111
310011202002020121121
41021111111203313
510004431030403
6322030124411
742326430142
oct11125254367
93152066547
101230330103
11581542242
122a4050707
13167b837a2
14b9587059
157302c3bd
hex495558f7

1230330103 has 8 divisors (see below), whose sum is σ = 1321051680. Its totient is φ = 1141647360.

The previous prime is 1230330041. The next prime is 1230330149. The reversal of 1230330103 is 3010330321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1230330103 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 (1230333103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 508458 + ... + 510871.

It is an arithmetic number, because the mean of its divisors is an integer number (165131460).

Almost surely, 21230330103 is an apocalyptic number.

1230330103 is a deficient number, since it is larger than the sum of its proper divisors (90721577).

1230330103 is a wasteful number, since it uses less digits than its factorization.

1230330103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019417.

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

The square root of 1230330103 is about 35076.0616802970. The cubic root of 1230330103 is about 1071.5371109758.

Adding to 1230330103 its reverse (3010330321), we get a palindrome (4240660424).

The spelling of 1230330103 in words is "one billion, two hundred thirty million, three hundred thirty thousand, one hundred three".

Divisors: 1 17 71 1207 1019329 17328593 72372359 1230330103