Base | Representation |
---|---|
bin | 111110101011111… |
… | …1011000001000000 |
3 | 12102120221221222001 |
4 | 1331113323001000 |
5 | 13301434014130 |
6 | 544415353344 |
7 | 103060541455 |
oct | 17527730100 |
9 | 5376857861 |
10 | 2103423040 |
11 | 98a366954 |
12 | 4a8522854 |
13 | 276a18c24 |
14 | 15d4db82c |
15 | c49e16ca |
hex | 7d5fb040 |
2103423040 has 28 divisors (see below), whose sum is σ = 5008776876. Its totient is φ = 841369088.
The previous prime is 2103423011. The next prime is 2103423053. The reversal of 2103423040 is 403243012.
It can be written as a sum of positive squares in 2 ways, for example, as 518746176 + 1584676864 = 22776^2 + 39808^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2103422999 and 2103423017.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3286279 + ... + 3286918.
Almost surely, 22103423040 is an apocalyptic number.
2103423040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2103423040 is an abundant number, since it is smaller than the sum of its proper divisors (2905353836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2103423040 is an equidigital number, since it uses as much as digits as its factorization.
2103423040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6573214 (or 6573204 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 2103423040 is about 45863.0901706372. The cubic root of 2103423040 is about 1281.2745767564.
Adding to 2103423040 its reverse (403243012), we get a palindrome (2506666052).
The spelling of 2103423040 in words is "two billion, one hundred three million, four hundred twenty-three thousand, forty".
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