Base | Representation |
---|---|
bin | 101000000001111… |
… | …1010101000100000 |
3 | 10110121110211022120 |
4 | 1100003322220200 |
5 | 10222330010442 |
6 | 341141304240 |
7 | 45200021163 |
oct | 12003725040 |
9 | 3417424276 |
10 | 1343203872 |
11 | 62a226a4a |
12 | 315a05080 |
13 | 185383bba |
14 | ca569ada |
15 | 7cdc64ec |
hex | 500faa20 |
1343203872 has 48 divisors (see below), whose sum is σ = 3529072512. Its totient is φ = 447333120.
The previous prime is 1343203861. The next prime is 1343203907. The reversal of 1343203872 is 2783023431.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113097 + ... + 124407.
It is an arithmetic number, because the mean of its divisors is an integer number (73522344).
Almost surely, 21343203872 is an apocalyptic number.
1343203872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1343203872 is an abundant number, since it is smaller than the sum of its proper divisors (2185868640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1343203872 is a wasteful number, since it uses less digits than its factorization.
1343203872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12561 (or 12553 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 33.
The square root of 1343203872 is about 36649.7458654218. The cubic root of 1343203872 is about 1103.3517250539.
The spelling of 1343203872 in words is "one billion, three hundred forty-three million, two hundred three thousand, eight hundred seventy-two".
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