Base | Representation |
---|---|
bin | 10111111011100110… |
… | …01110110011110111 |
3 | 1020011101210001000000 |
4 | 23331303032303313 |
5 | 202303042001442 |
6 | 5522521122343 |
7 | 633246125445 |
oct | 137563166367 |
9 | 36141701000 |
10 | 12848000247 |
11 | 54a33a7825 |
12 | 25a69293b3 |
13 | 1299a52814 |
14 | 89c4bdb95 |
15 | 502e29d4c |
hex | 2fdccecf7 |
12848000247 has 56 divisors (see below), whose sum is σ = 19740734208. Its totient is φ = 8354923200.
The previous prime is 12848000233. The next prime is 12848000299. The reversal of 12848000247 is 74200084821.
It is not a de Polignac number, because 12848000247 - 27 = 12848000119 is a prime.
It is a super-2 number, since 2×128480002472 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12848000227) by changing a digit.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 7378797 + ... + 7380537.
Almost surely, 212848000247 is an apocalyptic number.
12848000247 is a deficient number, since it is larger than the sum of its proper divisors (6892733961).
12848000247 is an equidigital number, since it uses as much as digits as its factorization.
12848000247 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2003 (or 1988 counting only the distinct ones).
The product of its (nonzero) digits is 28672, while the sum is 36.
The spelling of 12848000247 in words is "twelve billion, eight hundred forty-eight million, two hundred forty-seven", and thus it is an aban number.
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