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13208127 = 312734667
BaseRepresentation
bin110010011000…
…101000111111
3220212001010220
4302120220333
511340130002
61151032423
7220160442
oct62305077
926761126
1013208127
117501509
12450b713
132975b7a
141a7b659
15125d7bc
hexc98a3f

13208127 has 8 divisors (see below), whose sum is σ = 17750016. Its totient is φ = 8735832.

The previous prime is 13208093. The next prime is 13208131. The reversal of 13208127 is 72180231.

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

It is not a de Polignac number, because 13208127 - 215 = 13175359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13208097 and 13208106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13208827) 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 7 ways as a sum of consecutive naturals, for example, 16953 + ... + 17714.

It is an arithmetic number, because the mean of its divisors is an integer number (2218752).

Almost surely, 213208127 is an apocalyptic number.

13208127 is a deficient number, since it is larger than the sum of its proper divisors (4541889).

13208127 is a wasteful number, since it uses less digits than its factorization.

13208127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34797.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 13208127 is about 3634.2986943838. The cubic root of 13208127 is about 236.3816421508.

Adding to 13208127 its reverse (72180231), we get a palindrome (85388358).

The spelling of 13208127 in words is "thirteen million, two hundred eight thousand, one hundred twenty-seven".

Divisors: 1 3 127 381 34667 104001 4402709 13208127