Base | Representation |
---|---|
bin | 10110110010011111… |
… | …00110100011100001 |
3 | 1011120122201011112111 |
4 | 23121033212203201 |
5 | 200024034234140 |
6 | 5342011355321 |
7 | 612121032403 |
oct | 133117464341 |
9 | 34518634474 |
10 | 12234680545 |
11 | 520918163a |
12 | 2455452b41 |
13 | 11cc972359 |
14 | 840c6ab73 |
15 | 4b917a7ea |
hex | 2d93e68e1 |
12234680545 has 8 divisors (see below), whose sum is σ = 15454333440. Its totient is φ = 9272599920.
The previous prime is 12234680539. The next prime is 12234680561. The reversal of 12234680545 is 54508643221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12234680545 - 211 = 12234678497 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12234680498 and 12234680507.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64392961 + ... + 64393150.
It is an arithmetic number, because the mean of its divisors is an integer number (1931791680).
Almost surely, 212234680545 is an apocalyptic number.
It is an amenable number.
12234680545 is a deficient number, since it is larger than the sum of its proper divisors (3219652895).
12234680545 is a wasteful number, since it uses less digits than its factorization.
12234680545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128786135.
The product of its (nonzero) digits is 230400, while the sum is 40.
The spelling of 12234680545 in words is "twelve billion, two hundred thirty-four million, six hundred eighty thousand, five hundred forty-five".
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