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13201402 = 223286987
BaseRepresentation
bin110010010110…
…111111111010
3220211200220211
4302112333322
511334421102
61150541334
7220132024
oct62267772
926750824
1013201402
1174a7455
12450784a
132972aa6
141a79014
15125b7d7
hexc96ffa

13201402 has 8 divisors (see below), whose sum is σ = 20663136. Its totient is φ = 6313692.

The previous prime is 13201373. The next prime is 13201403. The reversal of 13201402 is 20410231.

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

It is not an unprimeable number, because it can be changed into a prime (13201403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143448 + ... + 143539.

It is an arithmetic number, because the mean of its divisors is an integer number (2582892).

Almost surely, 213201402 is an apocalyptic number.

13201402 is a deficient number, since it is larger than the sum of its proper divisors (7461734).

13201402 is a wasteful number, since it uses less digits than its factorization.

13201402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287012.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 13201402 is about 3633.3733636939. The cubic root of 13201402 is about 236.3415169457.

Adding to 13201402 its reverse (20410231), we get a palindrome (33611633).

The spelling of 13201402 in words is "thirteen million, two hundred one thousand, four hundred two".

Divisors: 1 2 23 46 286987 573974 6600701 13201402