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1230230301 = 34321311693
BaseRepresentation
bin100100101010011…
…1101001100011101
310011201220011201020
41021110331030131
510004414332201
6322024034353
742325533156
oct11124751435
93151804636
101230230301
11581484263
122a40029b9
13167b4a231
14b955c92d
157300ca36
hex4953d31d

1230230301 has 24 divisors (see below), whose sum is σ = 1693159776. Its totient is φ = 794495520.

The previous prime is 1230230293. The next prime is 1230230303. The reversal of 1230230301 is 1030320321.

It is not a de Polignac number, because 1230230301 - 23 = 1230230293 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230230303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 725811 + ... + 727503.

It is an arithmetic number, because the mean of its divisors is an integer number (70548324).

Almost surely, 21230230301 is an apocalyptic number.

It is an amenable number.

1230230301 is a deficient number, since it is larger than the sum of its proper divisors (462929475).

1230230301 is a wasteful number, since it uses less digits than its factorization.

1230230301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913 (or 1870 counting only the distinct ones).

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

The square root of 1230230301 is about 35074.6390002805. The cubic root of 1230230301 is about 1071.5081365192.

Adding to 1230230301 its reverse (1030320321), we get a palindrome (2260550622).

The spelling of 1230230301 in words is "one billion, two hundred thirty million, two hundred thirty thousand, three hundred one".

Divisors: 1 3 43 129 131 393 1693 1849 5079 5547 5633 16899 72799 218397 221783 242219 665349 726657 3130357 9391071 9536669 28610007 410076767 1230230301