Search a number
-
+
1233430230 = 23591145131
BaseRepresentation
bin100100110000100…
…1010011011010110
310011221220202012010
41021201022123112
510011224231410
6322220405050
742364661334
oct11141123326
93157822163
101233430230
1158326a42a
122a50a6786
131686ca896
14b9b52b54
1573440c20
hex4984a6d6

1233430230 has 32 divisors (see below), whose sum is σ = 2963547648. Its totient is φ = 328546400.

The previous prime is 1233430193. The next prime is 1233430241. The reversal of 1233430230 is 320343321.

It is a junction number, because it is equal to n+sod(n) for n = 1233430197 and 1233430206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4765 + ... + 49895.

It is an arithmetic number, because the mean of its divisors is an integer number (92610864).

Almost surely, 21233430230 is an apocalyptic number.

1233430230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1233430230 is an abundant number, since it is smaller than the sum of its proper divisors (1730117418).

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

1233430230 is a wasteful number, since it uses less digits than its factorization.

1233430230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46052.

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

The square root of 1233430230 is about 35120.2253694363. The cubic root of 1233430230 is about 1072.4363587733.

Adding to 1233430230 its reverse (320343321), we get a palindrome (1553773551).

The spelling of 1233430230 in words is "one billion, two hundred thirty-three million, four hundred thirty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 911 1822 2733 4555 5466 9110 13665 27330 45131 90262 135393 225655 270786 451310 676965 1353930 41114341 82228682 123343023 205571705 246686046 411143410 616715115 1233430230