Base | Representation |
---|---|
bin | 111111010000001… |
… | …111101011111011 |
3 | 2201221212201111121 |
4 | 333100033223323 |
5 | 4133133120123 |
6 | 253145410111 |
7 | 35204151040 |
oct | 7720175373 |
9 | 2657781447 |
10 | 1061223163 |
11 | 4a503a740 |
12 | 257499937 |
13 | 13bb24b00 |
14 | a0d271c7 |
15 | 6327675d |
hex | 3f40fafb |
1061223163 has 24 divisors (see below), whose sum is σ = 1432705536. Its totient is φ = 763308000.
The previous prime is 1061223157. The next prime is 1061223209. The reversal of 1061223163 is 3613221601.
It is not a de Polignac number, because 1061223163 - 29 = 1061222651 is a prime.
It is a super-2 number, since 2×10612231632 = 2252389203375449138, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1061223103) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27763 + ... + 53788.
It is an arithmetic number, because the mean of its divisors is an integer number (59696064).
Almost surely, 21061223163 is an apocalyptic number.
1061223163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
1061223163 is a deficient number, since it is larger than the sum of its proper divisors (371482373).
1061223163 is a wasteful number, since it uses less digits than its factorization.
1061223163 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81595 (or 81582 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 1061223163 is about 32576.4203527644. The cubic root of 1061223163 is about 1020.0048580443.
Adding to 1061223163 its reverse (3613221601), we get a palindrome (4674444764).
The spelling of 1061223163 in words is "one billion, sixty-one million, two hundred twenty-three thousand, one hundred sixty-three".
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