Base | Representation |
---|---|
bin | 10111100110100100… |
… | …10000000010001101 |
3 | 1012201002211002010210 |
4 | 23303102100002031 |
5 | 201422411113344 |
6 | 5453215553033 |
7 | 626004446526 |
oct | 136322200215 |
9 | 35632732123 |
10 | 12671582349 |
11 | 5412861408 |
12 | 255782b779 |
13 | 126c33422a |
14 | 882cb984d |
15 | 4e26ccdb9 |
hex | 2f349008d |
12671582349 has 32 divisors (see below), whose sum is σ = 18683723520. Its totient is φ = 7598333952.
The previous prime is 12671582269. The next prime is 12671582359. The reversal of 12671582349 is 94328517621.
It is not a de Polignac number, because 12671582349 - 217 = 12671451277 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12671582298 and 12671582307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12671582359) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1517217 + ... + 1525545.
It is an arithmetic number, because the mean of its divisors is an integer number (583866360).
Almost surely, 212671582349 is an apocalyptic number.
It is an amenable number.
12671582349 is a deficient number, since it is larger than the sum of its proper divisors (6012141171).
12671582349 is a wasteful number, since it uses less digits than its factorization.
12671582349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9669.
The product of its digits is 725760, while the sum is 48.
The spelling of 12671582349 in words is "twelve billion, six hundred seventy-one million, five hundred eighty-two thousand, three hundred forty-nine".
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