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13304115 = 3351117231
BaseRepresentation
bin110010110000…
…000100110011
3221000220211000
4302300010303
511401212430
61153053043
7221040336
oct62600463
927026730
1013304115
117567640
124557183
1329aa776
141aa461d
15127be60
hexcb0133

13304115 has 96 divisors (see below), whose sum is σ = 28293120. Its totient is φ = 5875200.

The previous prime is 13304111. The next prime is 13304129. The reversal of 13304115 is 51140331.

It is not a de Polignac number, because 13304115 - 22 = 13304111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13304111) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 429150 + ... + 429180.

It is an arithmetic number, because the mean of its divisors is an integer number (294720).

Almost surely, 213304115 is an apocalyptic number.

13304115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13304115 is an abundant number, since it is smaller than the sum of its proper divisors (14989005).

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

13304115 is a wasteful number, since it uses less digits than its factorization.

13304115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 13304115 is about 3647.4806373715. The cubic root of 13304115 is about 236.9528827981.

Adding to 13304115 its reverse (51140331), we get a palindrome (64444446).

It can be divided in two parts, 1330 and 4115, that added together give a palindrome (5445).

The spelling of 13304115 in words is "thirteen million, three hundred four thousand, one hundred fifteen".

Divisors: 1 3 5 9 11 15 17 27 31 33 45 51 55 85 93 99 135 153 155 165 187 255 279 289 297 341 459 465 495 527 561 765 837 867 935 1023 1395 1445 1485 1581 1683 1705 2295 2601 2635 2805 3069 3179 4185 4335 4743 5049 5115 5797 7803 7905 8415 8959 9207 9537 13005 14229 15345 15895 17391 23715 25245 26877 28611 28985 39015 44795 46035 47685 52173 71145 80631 85833 86955 98549 134385 143055 156519 241893 260865 295647 403155 429165 492745 782595 886941 1209465 1478235 2660823 4434705 13304115