Base | Representation |
---|---|
bin | 110001100111… |
… | …110100000010 |
3 | 220110212210121 |
4 | 301213310002 |
5 | 11312230010 |
6 | 1142450454 |
7 | 215365402 |
oct | 61476402 |
9 | 26425717 |
10 | 13008130 |
11 | 7385223 |
12 | 4433a2a |
13 | 2905b25 |
14 | 1a28802 |
15 | 121e3da |
hex | c67d02 |
13008130 has 8 divisors (see below), whose sum is σ = 23414652. Its totient is φ = 5203248.
The previous prime is 13008119. The next prime is 13008137. The reversal of 13008130 is 3180031.
It can be written as a sum of positive squares in 2 ways, for example, as 12033961 + 974169 = 3469^2 + 987^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×130081302 = 338422892193800, which contains 22 as substring.
13008130 is a modest number, since divided by 8130 gives 130 as remainder.
It is not an unprimeable number, because it can be changed into a prime (13008137) 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, 650397 + ... + 650416.
Almost surely, 213008130 is an apocalyptic number.
13008130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13008130 is a deficient number, since it is larger than the sum of its proper divisors (10406522).
13008130 is a wasteful number, since it uses less digits than its factorization.
13008130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1300820.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 13008130 is about 3606.6785273989. The cubic root of 13008130 is about 235.1824748423.
Adding to 13008130 its reverse (3180031), we get a palindrome (16188161).
The spelling of 13008130 in words is "thirteen million, eight thousand, one hundred thirty".
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