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13230210 = 23572512
BaseRepresentation
bin110010011110…
…000010000010
3220220011102210
4302132002002
511341331320
61151322550
7220312020
oct62360202
926804383
1013230210
117517064
124520456
132982c36
141a85710
1512650e0
hexc9e082

13230210 has 48 divisors (see below), whose sum is σ = 36433728. Its totient is φ = 3012000.

The previous prime is 13230179. The next prime is 13230223. The reversal of 13230210 is 1203231.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52585 + ... + 52835.

It is an arithmetic number, because the mean of its divisors is an integer number (759036).

Almost surely, 213230210 is an apocalyptic number.

13230210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13230210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18216864).

13230210 is an abundant number, since it is smaller than the sum of its proper divisors (23203518).

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

13230210 is an equidigital number, since it uses as much as digits as its factorization.

13230210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519 (or 268 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 13230210 is about 3637.3355632935. The cubic root of 13230210 is about 236.5133062731.

Adding to 13230210 its reverse (1203231), we get a palindrome (14433441).

The spelling of 13230210 in words is "thirteen million, two hundred thirty thousand, two hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 251 502 753 1255 1506 1757 2510 3514 3765 5271 7530 8785 10542 17570 26355 52710 63001 126002 189003 315005 378006 441007 630010 882014 945015 1323021 1890030 2205035 2646042 4410070 6615105 13230210