Base | Representation |
---|---|
bin | 1010011100100000… |
… | …0010101101101100 |
3 | 21020102001001021212 |
4 | 2213020002231230 |
5 | 21220244401330 |
6 | 1142121213552 |
7 | 126324533210 |
oct | 24710025554 |
9 | 7212031255 |
10 | 2803903340 |
11 | 1209804097 |
12 | 6630312b8 |
13 | 358b95b04 |
14 | 1c855c940 |
15 | 11625b295 |
hex | a7202b6c |
2803903340 has 96 divisors (see below), whose sum is σ = 7157230080. Its totient is φ = 901269504.
The previous prime is 2803903231. The next prime is 2803903409. The reversal of 2803903340 is 433093082.
It is a happy number.
It is a super-3 number, since 3×28039033403 (a number of 29 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2803903297 and 2803903306.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252587 + ... + 263453.
It is an arithmetic number, because the mean of its divisors is an integer number (74554480).
Almost surely, 22803903340 is an apocalyptic number.
2803903340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2803903340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3578615040).
2803903340 is an abundant number, since it is smaller than the sum of its proper divisors (4353326740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2803903340 is a wasteful number, since it uses less digits than its factorization.
2803903340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10999 (or 10997 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 32.
The square root of 2803903340 is about 52951.8964721756. The cubic root of 2803903340 is about 1410.1143947561.
The spelling of 2803903340 in words is "two billion, eight hundred three million, nine hundred three thousand, three hundred forty".
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