Base | Representation |
---|---|
bin | 100001000101001… |
… | …1000111111001000 |
3 | 2212100200212020100 |
4 | 1002022120333020 |
5 | 4233131120130 |
6 | 302051325400 |
7 | 36336005013 |
oct | 10212307710 |
9 | 2770625210 |
10 | 1110020040 |
11 | 51a639538 |
12 | 26b8b0860 |
13 | 148c7b6bc |
14 | a75ca37a |
15 | 676b4c60 |
hex | 42298fc8 |
1110020040 has 48 divisors (see below), whose sum is σ = 3607566300. Its totient is φ = 296005248.
The previous prime is 1110020039. The next prime is 1110020047. The reversal of 1110020040 is 400200111.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1020035844 + 89984196 = 31938^2 + 9486^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (1110020047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1541335 + ... + 1542054.
Almost surely, 21110020040 is an apocalyptic number.
1110020040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1110020040 is an abundant number, since it is smaller than the sum of its proper divisors (2497546260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1110020040 is a wasteful number, since it uses less digits than its factorization.
1110020040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3083406 (or 3083399 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 1110020040 is about 33316.9632469708. The cubic root of 1110020040 is about 1035.4050364596.
Adding to 1110020040 its reverse (400200111), we get a palindrome (1510220151).
The spelling of 1110020040 in words is "one billion, one hundred ten million, twenty thousand, forty".
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