Base | Representation |
---|---|
bin | 1101001010011101111101 |
3 | 20111022112112 |
4 | 31022131331 |
5 | 1340410444 |
6 | 201543405 |
7 | 41221331 |
oct | 15123575 |
9 | 6438475 |
10 | 3450749 |
11 | 1a47665 |
12 | 11a4b65 |
13 | 93a883 |
14 | 65b7c1 |
15 | 48269e |
hex | 34a77d |
3450749 has 2 divisors, whose sum is σ = 3450750. Its totient is φ = 3450748.
The previous prime is 3450743. The next prime is 3450751. The reversal of 3450749 is 9470543.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2839225 + 611524 = 1685^2 + 782^2 .
It is a cyclic number.
It is not a de Polignac number, because 3450749 - 220 = 2402173 is a prime.
It is a super-2 number, since 2×34507492 = 23815337322002, which contains 22 as substring.
Together with 3450751, it forms a pair of twin primes.
It is a Chen prime.
It is an alternating number because its digits alternate between odd and even.
It is equal to p246965 and since 3450749 and 246965 have the same sum of digits, it is a Honaker prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3450743) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1725374 + 1725375.
It is an arithmetic number, because the mean of its divisors is an integer number (1725375).
Almost surely, 23450749 is an apocalyptic number.
It is an amenable number.
3450749 is a deficient number, since it is larger than the sum of its proper divisors (1).
3450749 is an equidigital number, since it uses as much as digits as its factorization.
3450749 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 15120, while the sum is 32.
The square root of 3450749 is about 1857.6191751810. The cubic root of 3450749 is about 151.1139148885.
The spelling of 3450749 in words is "three million, four hundred fifty thousand, seven hundred forty-nine".
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