Base | Representation |
---|---|
bin | 111101100101110… |
… | …110001011011100 |
3 | 2200000101200020002 |
4 | 331211312023130 |
5 | 4104013101140 |
6 | 250311513432 |
7 | 34415113022 |
oct | 7545661334 |
9 | 2600350202 |
10 | 1033331420 |
11 | 49031a210 |
12 | 24a088878 |
13 | 13610a614 |
14 | 9b346712 |
15 | 60ab7415 |
hex | 3d9762dc |
1033331420 has 24 divisors (see below), whose sum is σ = 2367268848. Its totient is φ = 375756800.
The previous prime is 1033331381. The next prime is 1033331441. The reversal of 1033331420 is 241333301.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 1033331392 and 1033331401.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2348261 + ... + 2348700.
It is an arithmetic number, because the mean of its divisors is an integer number (98636202).
Almost surely, 21033331420 is an apocalyptic number.
1033331420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1033331420 is an abundant number, since it is smaller than the sum of its proper divisors (1333937428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1033331420 is a wasteful number, since it uses less digits than its factorization.
1033331420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4696981 (or 4696979 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 20.
The square root of 1033331420 is about 32145.4727761158. The cubic root of 1033331420 is about 1010.9892669754.
Adding to 1033331420 its reverse (241333301), we get a palindrome (1274664721).
The spelling of 1033331420 in words is "one billion, thirty-three million, three hundred thirty-one thousand, four hundred twenty".
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