Search a number
-
+
13430230 = 2511831471
BaseRepresentation
bin110011001110…
…110111010110
3221021022210221
4303032313112
511414231410
61155504554
7222104122
oct63166726
927238727
1013430230
117643370
1245b815a
132a22ca8
141ad8582
1512a44da
hexccedd6

13430230 has 32 divisors (see below), whose sum is σ = 26707968. Its totient is φ = 4821600.

The previous prime is 13430227. The next prime is 13430231. The reversal of 13430230 is 3203431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13430231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8395 + ... + 9865.

It is an arithmetic number, because the mean of its divisors is an integer number (834624).

Almost surely, 213430230 is an apocalyptic number.

13430230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13430230 is a deficient number, since it is larger than the sum of its proper divisors (13277738).

13430230 is a wasteful number, since it uses less digits than its factorization.

13430230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 13430230 is about 3664.7278207256. The cubic root of 13430230 is about 237.6992529174.

Adding to 13430230 its reverse (3203431), we get a palindrome (16633661).

The spelling of 13430230 in words is "thirteen million, four hundred thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 55 83 110 166 415 830 913 1471 1826 2942 4565 7355 9130 14710 16181 32362 80905 122093 161810 244186 610465 1220930 1343023 2686046 6715115 13430230