Base | Representation |
---|---|
bin | 10010101110100111001… |
… | …011011011010100000010 |
3 | 11120000222020120122021101 |
4 | 102232213023123110002 |
5 | 132041234000341114 |
6 | 2423123432445014 |
7 | 161661026414002 |
oct | 22564713332402 |
9 | 4500866518241 |
10 | 1287000012034 |
11 | 4568a4a55890 |
12 | 18951984976a |
13 | 94495a2b079 |
14 | 46410c24002 |
15 | 237279c6d74 |
hex | 12ba72db502 |
1287000012034 has 64 divisors (see below), whose sum is σ = 2192914944000. Its totient is φ = 561348527040.
The previous prime is 1287000012031. The next prime is 1287000012059. The reversal of 1287000012034 is 4302100007821.
It is a super-2 number, since 2×12870000120342 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1287000011993 and 1287000012011.
It is not an unprimeable number, because it can be changed into a prime (1287000012031) 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, 98170272 + ... + 98183380.
It is an arithmetic number, because the mean of its divisors is an integer number (34264296000).
Almost surely, 21287000012034 is an apocalyptic number.
1287000012034 is a deficient number, since it is larger than the sum of its proper divisors (905914931966).
1287000012034 is a wasteful number, since it uses less digits than its factorization.
1287000012034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14983.
The product of its (nonzero) digits is 2688, while the sum is 28.
Adding to 1287000012034 its reverse (4302100007821), we get a palindrome (5589100019855).
The spelling of 1287000012034 in words is "one trillion, two hundred eighty-seven billion, twelve thousand, thirty-four".
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