Base | Representation |
---|---|
bin | 1000001101000… |
… | …0011001001101 |
3 | 2101202002220212 |
4 | 2003100121031 |
5 | 32302024023 |
6 | 3225252205 |
7 | 565314623 |
oct | 203203115 |
9 | 71662825 |
10 | 34408013 |
11 | 18471282 |
12 | b634065 |
13 | 7189493 |
14 | 47d9513 |
15 | 3049e78 |
hex | 20d064d |
34408013 has 2 divisors, whose sum is σ = 34408014. Its totient is φ = 34408012.
The previous prime is 34408009. The next prime is 34408019. The reversal of 34408013 is 31080443.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 27741289 + 6666724 = 5267^2 + 2582^2 .
It is a cyclic number.
It is not a de Polignac number, because 34408013 - 22 = 34408009 is a prime.
It is a super-2 number, since 2×344080132 = 2367822717216338, which contains 22 as substring.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 34408013.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (34408019) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17204006 + 17204007.
It is an arithmetic number, because the mean of its divisors is an integer number (17204007).
Almost surely, 234408013 is an apocalyptic number.
It is an amenable number.
34408013 is a deficient number, since it is larger than the sum of its proper divisors (1).
34408013 is an equidigital number, since it uses as much as digits as its factorization.
34408013 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 34408013 is about 5865.8343822512. The cubic root of 34408013 is about 325.2519167133.
Adding to 34408013 its reverse (31080443), we get a palindrome (65488456).
The spelling of 34408013 in words is "thirty-four million, four hundred eight thousand, thirteen".
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