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2013433230 = 235197015039
BaseRepresentation
bin111100000000010…
…1000110110001110
312012022122000011010
41320000220312032
513110414330410
6531442510050
7100615620504
oct17000506616
95168560133
102013433230
11943592206
12482365326
1326119b813
14151594674
15bbb67c20
hex78028d8e

2013433230 has 64 divisors (see below), whose sum is σ = 5094835200. Its totient is φ = 507830400.

The previous prime is 2013433193. The next prime is 2013433259. The reversal of 2013433230 is 323343102.

It is a junction number, because it is equal to n+sod(n) for n = 2013433197 and 2013433206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 397051 + ... + 402089.

It is an arithmetic number, because the mean of its divisors is an integer number (79606800).

Almost surely, 22013433230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2013433230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2547417600).

2013433230 is an abundant number, since it is smaller than the sum of its proper divisors (3081401970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2013433230 is a wasteful number, since it uses less digits than its factorization.

2013433230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5769.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 2013433230 is about 44871.2962816988. The cubic root of 2013433230 is about 1262.7355594837.

Adding to 2013433230 its reverse (323343102), we get a palindrome (2336776332).

The spelling of 2013433230 in words is "two billion, thirteen million, four hundred thirty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 701 1402 2103 3505 4206 5039 7010 10078 10515 13319 15117 21030 25195 26638 30234 39957 50390 66595 75585 79914 95741 133190 151170 191482 199785 287223 399570 478705 574446 957410 1436115 2872230 3532339 7064678 10597017 17661695 21194034 35323390 52985085 67114441 105970170 134228882 201343323 335572205 402686646 671144410 1006716615 2013433230