Base | Representation |
---|---|
bin | 10111010000011111… |
… | …01010111101101011 |
3 | 1012020012021122111212 |
4 | 23220033222331223 |
5 | 201033001404333 |
6 | 5423001543335 |
7 | 621265165502 |
oct | 135017527553 |
9 | 35205248455 |
10 | 12486356843 |
11 | 532824a784 |
12 | 25057a4b4b |
13 | 123cb50a3c |
14 | 866461839 |
15 | 4d12e1448 |
hex | 2e83eaf6b |
12486356843 has 12 divisors (see below), whose sum is σ = 13286603880. Its totient is φ = 11731886592.
The previous prime is 12486356821. The next prime is 12486356879. The reversal of 12486356843 is 34865368421.
It is a happy number.
It is not a de Polignac number, because 12486356843 - 220 = 12485308267 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12486356791 and 12486356800.
It is not an unprimeable number, because it can be changed into a prime (12486356893) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134948 + ... + 207806.
It is an arithmetic number, because the mean of its divisors is an integer number (1107216990).
Almost surely, 212486356843 is an apocalyptic number.
12486356843 is a deficient number, since it is larger than the sum of its proper divisors (800247037).
12486356843 is an equidigital number, since it uses as much as digits as its factorization.
12486356843 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73486 (or 73469 counting only the distinct ones).
The product of its digits is 3317760, while the sum is 50.
The spelling of 12486356843 in words is "twelve billion, four hundred eighty-six million, three hundred fifty-six thousand, eight hundred forty-three".
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