Base | Representation |
---|---|
bin | 100001000111010… |
… | …1000101101011100 |
3 | 2212102210101221211 |
4 | 1002032220231130 |
5 | 4233422224040 |
6 | 302131234204 |
7 | 36351321604 |
oct | 10216505534 |
9 | 2772711854 |
10 | 1111133020 |
11 | 520229758 |
12 | 270148964 |
13 | 14927b17a |
14 | a77d9c04 |
15 | 678348ea |
hex | 423a8b5c |
1111133020 has 48 divisors (see below), whose sum is σ = 2357812800. Its totient is φ = 439821824.
The previous prime is 1111133011. The next prime is 1111133041. The reversal of 1111133020 is 203311111.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1640922 + ... + 1641598.
It is an arithmetic number, because the mean of its divisors is an integer number (49121100).
Almost surely, 21111133020 is an apocalyptic number.
1111133020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1111133020 is an abundant number, since it is smaller than the sum of its proper divisors (1246679780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1111133020 is a wasteful number, since it uses less digits than its factorization.
1111133020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1422 (or 1420 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 13.
The square root of 1111133020 is about 33333.6619650467. The cubic root of 1111133020 is about 1035.7509762077.
Adding to 1111133020 its reverse (203311111), we get a palindrome (1314444131).
The spelling of 1111133020 in words is "one billion, one hundred eleven million, one hundred thirty-three thousand, twenty".
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