Base | Representation |
---|---|
bin | 11000000000001111… |
… | …10100010101001110 |
3 | 1020021010001221201121 |
4 | 30000013310111032 |
5 | 202343024414441 |
6 | 5530432031154 |
7 | 634231164301 |
oct | 140007642516 |
9 | 36233057647 |
10 | 12886951246 |
11 | 5513391234 |
12 | 25b79924ba |
13 | 12a4b3ca50 |
14 | 8a373cb38 |
15 | 506570dd1 |
hex | 3001f454e |
12886951246 has 8 divisors (see below), whose sum is σ = 20817382824. Its totient is φ = 5947823640.
The previous prime is 12886951213. The next prime is 12886951247. The reversal of 12886951246 is 64215968821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 12886951193 and 12886951202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12886951247) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247825960 + ... + 247826011.
It is an arithmetic number, because the mean of its divisors is an integer number (2602172853).
Almost surely, 212886951246 is an apocalyptic number.
12886951246 is a deficient number, since it is larger than the sum of its proper divisors (7930431578).
12886951246 is a wasteful number, since it uses less digits than its factorization.
12886951246 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 495651986.
The product of its digits is 1658880, while the sum is 52.
The spelling of 12886951246 in words is "twelve billion, eight hundred eighty-six million, nine hundred fifty-one thousand, two hundred forty-six".
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