Base | Representation |
---|---|
bin | 100001010000000… |
… | …0100001100000100 |
3 | 2212202101112110001 |
4 | 1002200010030010 |
5 | 4241104431040 |
6 | 302413211044 |
7 | 36435211366 |
oct | 10240041404 |
9 | 2782345401 |
10 | 1115702020 |
11 | 52286a494 |
12 | 271790a84 |
13 | 14a1baa14 |
14 | a8268d36 |
15 | 67e3859a |
hex | 42804304 |
1115702020 has 24 divisors (see below), whose sum is σ = 2349373824. Its totient is φ = 445061856.
The previous prime is 1115702011. The next prime is 1115702039. The reversal of 1115702020 is 202075111.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68662 + ... + 83341.
It is an arithmetic number, because the mean of its divisors is an integer number (97890576).
Almost surely, 21115702020 is an apocalyptic number.
1115702020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1115702020 is an abundant number, since it is smaller than the sum of its proper divisors (1233671804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1115702020 is a wasteful number, since it uses less digits than its factorization.
1115702020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152379 (or 152377 counting only the distinct ones).
The product of its (nonzero) digits is 140, while the sum is 19.
The square root of 1115702020 is about 33402.1259802426. The cubic root of 1115702020 is about 1037.1687105995.
Adding to 1115702020 its reverse (202075111), we get a palindrome (1317777131).
The spelling of 1115702020 in words is "one billion, one hundred fifteen million, seven hundred two thousand, twenty".
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