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13202108 = 22612887
BaseRepresentation
bin110010010111…
…001010111100
3220211201212222
4302113022330
511334431413
61150544512
7220134053
oct62271274
926751788
1013202108
1174a7a37
124508138
1329731ca
141a7939a
15125bb08
hexc972bc

13202108 has 18 divisors (see below), whose sum is σ = 23515128. Its totient is φ = 6485520.

The previous prime is 13202107. The next prime is 13202113. The reversal of 13202108 is 80120231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13202107) 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 5 ways as a sum of consecutive naturals, for example, 14441 + ... + 15327.

It is an arithmetic number, because the mean of its divisors is an integer number (1306396).

Almost surely, 213202108 is an apocalyptic number.

It is an amenable number.

13202108 is a deficient number, since it is larger than the sum of its proper divisors (10313020).

13202108 is an equidigital number, since it uses as much as digits as its factorization.

13202108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013 (or 950 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 13202108 is about 3633.4705172878. The cubic root of 13202108 is about 236.3457299865.

Subtracting from 13202108 its sum of digits (17), we obtain a triangular number (13202091 = T5138).

Adding to 13202108 its reverse (80120231), we get a palindrome (93322339).

The spelling of 13202108 in words is "thirteen million, two hundred two thousand, one hundred eight".

Divisors: 1 2 4 61 122 244 887 1774 3548 3721 7442 14884 54107 108214 216428 3300527 6601054 13202108