Base | Representation |
---|---|
bin | 100101000011011… |
… | …1110100010100010 |
3 | 10012122120100222010 |
4 | 1022012332202202 |
5 | 10021243434020 |
6 | 323213053350 |
7 | 42545145510 |
oct | 11206764242 |
9 | 3178510863 |
10 | 1243343010 |
11 | 588920008 |
12 | 2a8487256 |
13 | 16a78b830 |
14 | bb1b34b0 |
15 | 7424cde0 |
hex | 4a1be8a2 |
1243343010 has 64 divisors (see below), whose sum is σ = 3672652032. Its totient is φ = 262331136.
The previous prime is 1243342937. The next prime is 1243343011. The reversal of 1243343010 is 103433421.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1243343011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224989 + ... + 230448.
It is an arithmetic number, because the mean of its divisors is an integer number (57385188).
Almost surely, 21243343010 is an apocalyptic number.
1243343010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1243343010 is an abundant number, since it is smaller than the sum of its proper divisors (2429309022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1243343010 is a wasteful number, since it uses less digits than its factorization.
1243343010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 455467.
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 1243343010 is about 35261.0693258160. The cubic root of 1243343010 is about 1075.3016669156.
Adding to 1243343010 its reverse (103433421), we get a palindrome (1346776431).
The spelling of 1243343010 in words is "one billion, two hundred forty-three million, three hundred forty-three thousand, ten".
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