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13812302 = 27986593
BaseRepresentation
bin110100101100…
…001001001110
3221222201220202
4310230021032
512013443202
61212013502
7225255050
oct64541116
927881822
1013812302
117884429
124761292
132b27b7a
141b978d0
15132c802
hexd2c24e

13812302 has 8 divisors (see below), whose sum is σ = 23678256. Its totient is φ = 5919552.

The previous prime is 13812301. The next prime is 13812311. The reversal of 13812302 is 20321831.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13812301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493283 + ... + 493310.

It is an arithmetic number, because the mean of its divisors is an integer number (2959782).

Almost surely, 213812302 is an apocalyptic number.

13812302 is a deficient number, since it is larger than the sum of its proper divisors (9865954).

13812302 is an equidigital number, since it uses as much as digits as its factorization.

13812302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986602.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 13812302 is about 3716.4905488915. The cubic root of 13812302 is about 239.9322841365.

The spelling of 13812302 in words is "thirteen million, eight hundred twelve thousand, three hundred two".

Divisors: 1 2 7 14 986593 1973186 6906151 13812302