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13230302 = 211875573
BaseRepresentation
bin110010011110…
…000011011110
3220220011120012
4302132003132
511341332202
61151323222
7220312211
oct62360336
926804505
1013230302
117517138
124520512
132982ca7
141a85778
151265152
hexc9e0de

13230302 has 8 divisors (see below), whose sum is σ = 19865736. Its totient is φ = 6608392.

The previous prime is 13230299. The next prime is 13230307. The reversal of 13230302 is 20303231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×132303022 = 350081782022408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230307) 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 3 ways as a sum of consecutive naturals, for example, 413 + ... + 5160.

It is an arithmetic number, because the mean of its divisors is an integer number (2483217).

Almost surely, 213230302 is an apocalyptic number.

13230302 is a deficient number, since it is larger than the sum of its proper divisors (6635434).

13230302 is a wasteful number, since it uses less digits than its factorization.

13230302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6762.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 13230302 is about 3637.3482098914. The cubic root of 13230302 is about 236.5138544925.

Adding to 13230302 its reverse (20303231), we get a palindrome (33533533).

The spelling of 13230302 in words is "thirteen million, two hundred thirty thousand, three hundred two".

Divisors: 1 2 1187 2374 5573 11146 6615151 13230302