Base | Representation |
---|---|
bin | 111111011010000… |
… | …110000011011001 |
3 | 2202010201220022120 |
4 | 333122012003121 |
5 | 4134313231040 |
6 | 253321011453 |
7 | 35235123504 |
oct | 7732060331 |
9 | 2663656276 |
10 | 1063805145 |
11 | 4a6543607 |
12 | 258323b89 |
13 | 13c51a100 |
14 | a13da13b |
15 | 635d67d0 |
hex | 3f6860d9 |
1063805145 has 48 divisors (see below), whose sum is σ = 1902684672. Its totient is φ = 506787840.
The previous prime is 1063805123. The next prime is 1063805179. The reversal of 1063805145 is 5415083601.
It is not a de Polignac number, because 1063805145 - 26 = 1063805081 is a prime.
It is a super-2 number, since 2×10638051452 = 2263362773056942050, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71817 + ... + 85353.
It is an arithmetic number, because the mean of its divisors is an integer number (39639264).
Almost surely, 21063805145 is an apocalyptic number.
1063805145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1063805145 is a deficient number, since it is larger than the sum of its proper divisors (838879527).
1063805145 is a wasteful number, since it uses less digits than its factorization.
1063805145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13602 (or 13589 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 33.
The square root of 1063805145 is about 32616.0258921899. The cubic root of 1063805145 is about 1020.8314203416.
Adding to 1063805145 its reverse (5415083601), we get a palindrome (6478888746).
The spelling of 1063805145 in words is "one billion, sixty-three million, eight hundred five thousand, one hundred forty-five".
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