Base | Representation |
---|---|
bin | 110100001011… |
… | …111000011110 |
3 | 221202000122112 |
4 | 310023320132 |
5 | 12000231113 |
6 | 1205114022 |
7 | 224164562 |
oct | 64137036 |
9 | 27660575 |
10 | 13680158 |
11 | 77a4118 |
12 | 46b8912 |
13 | 2aac98b |
14 | 1b616a2 |
15 | 13035a8 |
hex | d0be1e |
13680158 has 16 divisors (see below), whose sum is σ = 21194880. Its totient is φ = 6617376.
The previous prime is 13680113. The next prime is 13680167. The reversal of 13680158 is 85108631.
It is a congruent number.
It is an unprimeable number.
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, 16088 + ... + 16916.
It is an arithmetic number, because the mean of its divisors is an integer number (1324680).
Almost surely, 213680158 is an apocalyptic number.
13680158 is a deficient number, since it is larger than the sum of its proper divisors (7514722).
13680158 is a wasteful number, since it uses less digits than its factorization.
13680158 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1091.
The product of its (nonzero) digits is 5760, while the sum is 32.
The square root of 13680158 is about 3698.6697608735. The cubic root of 13680158 is about 239.1646770397.
Adding to 13680158 its reverse (85108631), we get a palindrome (98788789).
The spelling of 13680158 in words is "thirteen million, six hundred eighty thousand, one hundred fifty-eight".
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