Base | Representation |
---|---|
bin | 101000000100000… |
… | …1011111101011100 |
3 | 10110200120201001022 |
4 | 1100020023331130 |
5 | 10223121322140 |
6 | 341221303312 |
7 | 45212363156 |
oct | 12010137534 |
9 | 3420521038 |
10 | 1344323420 |
11 | 62a9210a0 |
12 | 316264b38 |
13 | 18568665b |
14 | ca77bad6 |
15 | 7d0480b5 |
hex | 5020bf5c |
1344323420 has 48 divisors (see below), whose sum is σ = 3185935200. Its totient is φ = 471985920.
The previous prime is 1344323417. The next prime is 1344323423. The reversal of 1344323420 is 243234431.
It is an interprime number because it is at equal distance from previous prime (1344323417) and next prime (1344323423).
It is a self number, because there is not a number n which added to its sum of digits gives 1344323420.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1344323423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98975 + ... + 111734.
It is an arithmetic number, because the mean of its divisors is an integer number (66373650).
Almost surely, 21344323420 is an apocalyptic number.
1344323420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1344323420 is an abundant number, since it is smaller than the sum of its proper divisors (1841611780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1344323420 is a wasteful number, since it uses less digits than its factorization.
1344323420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210758 (or 210756 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 26.
The square root of 1344323420 is about 36665.0162961917. The cubic root of 1344323420 is about 1103.6581844109.
Adding to 1344323420 its reverse (243234431), we get a palindrome (1587557851).
It can be divided in two parts, 13443 and 23420, that added together give a palindrome (36863).
The spelling of 1344323420 in words is "one billion, three hundred forty-four million, three hundred twenty-three thousand, four hundred twenty".
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