Base | Representation |
---|---|
bin | 10100011110110… |
… | …000110010000001 |
3 | 212221120010011212 |
4 | 110132300302001 |
5 | 1200430432244 |
6 | 54032415505 |
7 | 11341423622 |
oct | 2436606201 |
9 | 787503155 |
10 | 343608449 |
11 | 166a5a128 |
12 | 970a7595 |
13 | 56258c12 |
14 | 338c5a49 |
15 | 20274d9e |
hex | 147b0c81 |
343608449 has 4 divisors (see below), whose sum is σ = 344402436. Its totient is φ = 342814464.
The previous prime is 343608379. The next prime is 343608457. The reversal of 343608449 is 944806343.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 944806343 = 13 ⋅72677411.
It can be written as a sum of positive squares in 2 ways, for example, as 14440000 + 329168449 = 3800^2 + 18143^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-343608449 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (343608049) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396344 + ... + 397209.
It is an arithmetic number, because the mean of its divisors is an integer number (86100609).
Almost surely, 2343608449 is an apocalyptic number.
It is an amenable number.
343608449 is a deficient number, since it is larger than the sum of its proper divisors (793987).
343608449 is an equidigital number, since it uses as much as digits as its factorization.
343608449 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 793986.
The product of its (nonzero) digits is 248832, while the sum is 41.
The square root of 343608449 is about 18536.6784780877. The cubic root of 343608449 is about 700.4136663792.
The spelling of 343608449 in words is "three hundred forty-three million, six hundred eight thousand, four hundred forty-nine".
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