Search a number
-
+
13004468 = 2261223239
BaseRepresentation
bin110001100110…
…111010110100
3220110200202222
4301212322310
511312120333
61142421512
7215351621
oct61467264
926420688
1013004468
1173824a4
124431898
132904269
141a27348
15121d298
hexc66eb4

13004468 has 24 divisors (see below), whose sum is σ = 23331840. Its totient is φ = 6340320.

The previous prime is 13004461. The next prime is 13004479. The reversal of 13004468 is 86440031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13004461) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 54293 + ... + 54531.

It is an arithmetic number, because the mean of its divisors is an integer number (972160).

Almost surely, 213004468 is an apocalyptic number.

It is an amenable number.

13004468 is a deficient number, since it is larger than the sum of its proper divisors (10327372).

13004468 is a wasteful number, since it uses less digits than its factorization.

13004468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527 (or 525 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 13004468 is about 3606.1708223544. The cubic root of 13004468 is about 235.1604035414.

Adding to 13004468 its reverse (86440031), we get a palindrome (99444499).

The spelling of 13004468 in words is "thirteen million, four thousand, four hundred sixty-eight".

Divisors: 1 2 4 61 122 223 239 244 446 478 892 956 13603 14579 27206 29158 53297 54412 58316 106594 213188 3251117 6502234 13004468