Base | Representation |
---|---|
bin | 101000000011111… |
… | …0101111111001101 |
3 | 10110200102010121000 |
4 | 1100013311333031 |
5 | 10223110432141 |
6 | 341215330513 |
7 | 45211536606 |
oct | 12007657715 |
9 | 3420363530 |
10 | 1344233421 |
11 | 62a86a513 |
12 | 316220a39 |
13 | 1856546bb |
14 | ca756dad |
15 | 7d02b5b6 |
hex | 501f5fcd |
1344233421 has 48 divisors (see below), whose sum is σ = 2099018880. Its totient is φ = 849709440.
The previous prime is 1344233419. The next prime is 1344233431. The reversal of 1344233421 is 1243324431.
1344233421 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 233 + 421 = 666.
It is not a de Polignac number, because 1344233421 - 21 = 1344233419 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1344233411) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1515040 + ... + 1515926.
It is an arithmetic number, because the mean of its divisors is an integer number (43729560).
Almost surely, 21344233421 is an apocalyptic number.
It is an amenable number.
1344233421 is a deficient number, since it is larger than the sum of its proper divisors (754785459).
1344233421 is an equidigital number, since it uses as much as digits as its factorization.
1344233421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1011 (or 968 counting only the distinct ones).
The product of its digits is 6912, while the sum is 27.
The square root of 1344233421 is about 36663.7889613171. The cubic root of 1344233421 is about 1103.6335548344.
Adding to 1344233421 its reverse (1243324431), we get a palindrome (2587557852).
The spelling of 1344233421 in words is "one billion, three hundred forty-four million, two hundred thirty-three thousand, four hundred twenty-one".
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