Base | Representation |
---|---|
bin | 101000000011111… |
… | …0101101101110001 |
3 | 10110200102002001200 |
4 | 1100013311231301 |
5 | 10223110413210 |
6 | 341215321413 |
7 | 45211533423 |
oct | 12007655561 |
9 | 3420362050 |
10 | 1344232305 |
11 | 62a869699 |
12 | 316220269 |
13 | 185654040 |
14 | ca756813 |
15 | 7d02b0c0 |
hex | 501f5b71 |
1344232305 has 48 divisors (see below), whose sum is σ = 2535209040. Its totient is φ = 654925824.
The previous prime is 1344232303. The next prime is 1344232319. The reversal of 1344232305 is 5032324431.
1344232305 is a `hidden beast` number, since 1 + 3 + 4 + 423 + 230 + 5 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 436475664 + 907756641 = 20892^2 + 30129^2 .
It is not a de Polignac number, because 1344232305 - 21 = 1344232303 is a prime.
It is a super-2 number, since 2×13442323052 = 3613920979611226050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1344232301) 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, 44901 + ... + 68589.
It is an arithmetic number, because the mean of its divisors is an integer number (52816855).
Almost surely, 21344232305 is an apocalyptic number.
1344232305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1344232305 is a deficient number, since it is larger than the sum of its proper divisors (1190976735).
1344232305 is a wasteful number, since it uses less digits than its factorization.
1344232305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23810 (or 23807 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 27.
The square root of 1344232305 is about 36663.7737419377. The cubic root of 1344232305 is about 1103.6332494173.
Adding to 1344232305 its reverse (5032324431), we get a palindrome (6376556736).
The spelling of 1344232305 in words is "one billion, three hundred forty-four million, two hundred thirty-two thousand, three hundred five".
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