Base | Representation |
---|---|
bin | 110011010001110010… |
… | …0100011000010000001 |
3 | 101112020100021211020111 |
4 | 1212203210203002001 |
5 | 3301010310334111 |
6 | 122330540311321 |
7 | 10645560242431 |
oct | 1464344430201 |
9 | 345210254214 |
10 | 110118449281 |
11 | 42778aa2885 |
12 | 19412542541 |
13 | a4cbc00039 |
14 | 5488c182c1 |
15 | 2ce76e3a21 |
hex | 19a3923081 |
110118449281 has 3 divisors (see below), whose sum is σ = 110118781123. Its totient is φ = 110118117440.
The previous prime is 110118449213. The next prime is 110118449291. The reversal of 110118449281 is 182944811011.
The square root of 110118449281 is 331841.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in only one way, i.e., 16139415681 + 93979033600 = 127041^2 + 306560^2 .
It is not a de Polignac number, because 110118449281 - 225 = 110084894849 is a prime.
It is a super-2 number, since 2×1101184492812 (a number of 23 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (110118449291) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 165921 + ... + 497761.
Almost surely, 2110118449281 is an apocalyptic number.
110118449281 is the 331841-st square number.
110118449281 is the 165921-st centered octagonal number.
It is an amenable number.
110118449281 is a deficient number, since it is larger than the sum of its proper divisors (331842).
110118449281 is an frugal number, since it uses more digits than its factorization.
110118449281 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 663682 (or 331841 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 40.
The spelling of 110118449281 in words is "one hundred ten billion, one hundred eighteen million, four hundred forty-nine thousand, two hundred eighty-one".
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