Base | Representation |
---|---|
bin | 10111111001001010… |
… | …01000011111101001 |
3 | 1020002222020220011222 |
4 | 23330211020133221 |
5 | 202232321332040 |
6 | 5520510231425 |
7 | 632610116216 |
oct | 137445103751 |
9 | 36088226158 |
10 | 12827527145 |
11 | 5492894004 |
12 | 259bab5575 |
13 | 1295734c64 |
14 | 8998b0b0d |
15 | 501233bb5 |
hex | 2fc9487e9 |
12827527145 has 16 divisors (see below), whose sum is σ = 15512560128. Its totient is φ = 10182407040.
The previous prime is 12827527129. The next prime is 12827527183. The reversal of 12827527145 is 54172572821.
It is not a de Polignac number, because 12827527145 - 24 = 12827527129 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12827527096 and 12827527105.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2882312 + ... + 2886758.
It is an arithmetic number, because the mean of its divisors is an integer number (969535008).
Almost surely, 212827527145 is an apocalyptic number.
It is an amenable number.
12827527145 is a deficient number, since it is larger than the sum of its proper divisors (2685032983).
12827527145 is a wasteful number, since it uses less digits than its factorization.
12827527145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8800.
The product of its digits is 313600, while the sum is 44.
The spelling of 12827527145 in words is "twelve billion, eight hundred twenty-seven million, five hundred twenty-seven thousand, one hundred forty-five".
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