Base | Representation |
---|---|
bin | 101110010101… |
… | …000101101110 |
3 | 211212000211001 |
4 | 232111011232 |
5 | 11102120011 |
6 | 1112150514 |
7 | 205142116 |
oct | 56250556 |
9 | 24760731 |
10 | 12145006 |
11 | 69457a5 |
12 | 409843a |
13 | 2692cc3 |
14 | 1882046 |
15 | 10ed7c1 |
hex | b9516e |
12145006 has 8 divisors (see below), whose sum is σ = 18641304. Its totient is φ = 5931240.
The previous prime is 12144983. The next prime is 12145013. The reversal of 12145006 is 60054121.
It is a sphenic number, since it is the product of 3 distinct primes.
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 3 ways as a sum of consecutive naturals, for example, 70525 + ... + 70696.
It is an arithmetic number, because the mean of its divisors is an integer number (2330163).
Almost surely, 212145006 is an apocalyptic number.
12145006 is a deficient number, since it is larger than the sum of its proper divisors (6496298).
12145006 is a wasteful number, since it uses less digits than its factorization.
12145006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141266.
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 12145006 is about 3484.9685794853. The cubic root of 12145006 is about 229.8613278765.
Adding to 12145006 its reverse (60054121), we get a palindrome (72199127).
The spelling of 12145006 in words is "twelve million, one hundred forty-five thousand, six".
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