Base | Representation |
---|---|
bin | 101000000010001… |
… | …1100011101011111 |
3 | 10110121201212101101 |
4 | 1100010130131133 |
5 | 10222343424211 |
6 | 341144253531 |
7 | 45201136144 |
oct | 12004343537 |
9 | 3417655341 |
10 | 1343342431 |
11 | 62a311062 |
12 | 315a712a7 |
13 | 185401ca2 |
14 | ca5a43cb |
15 | 7ce025c1 |
hex | 5011c75f |
1343342431 has 8 divisors (see below), whose sum is σ = 1425222000. Its totient is φ = 1261780608.
The previous prime is 1343342401. The next prime is 1343342443. The reversal of 1343342431 is 1342433431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1343342431 - 27 = 1343342303 is a prime.
It is a super-2 number, since 2×13433424312 = 3609137773849979522, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1343342431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1343342401) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70696 + ... + 87661.
It is an arithmetic number, because the mean of its divisors is an integer number (178152750).
Almost surely, 21343342431 is an apocalyptic number.
1343342431 is a deficient number, since it is larger than the sum of its proper divisors (81879569).
1343342431 is a wasteful number, since it uses less digits than its factorization.
1343342431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158873.
The product of its digits is 10368, while the sum is 28.
The square root of 1343342431 is about 36651.6361299192. The cubic root of 1343342431 is about 1103.3896627188.
Adding to 1343342431 its reverse (1342433431), we get a palindrome (2685775862).
The spelling of 1343342431 in words is "one billion, three hundred forty-three million, three hundred forty-two thousand, four hundred thirty-one".
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