Base | Representation |
---|---|
bin | 111000111011… |
… | …1111011100001 |
3 | 2002011121100222 |
4 | 1301313323201 |
5 | 30120220421 |
6 | 2543452425 |
7 | 511506131 |
oct | 161677341 |
9 | 62147328 |
10 | 29851361 |
11 | 15939851 |
12 | 9bb7115 |
13 | 6252437 |
14 | 3d70ac1 |
15 | 2949cab |
hex | 1c77ee1 |
29851361 has 2 divisors, whose sum is σ = 29851362. Its totient is φ = 29851360.
The previous prime is 29851351. The next prime is 29851373. The reversal of 29851361 is 16315892.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 18835600 + 11015761 = 4340^2 + 3319^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-29851361 is a prime.
It is a super-2 number, since 2×298513612 = 1782207507104642, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (29851351) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14925680 + 14925681.
It is an arithmetic number, because the mean of its divisors is an integer number (14925681).
Almost surely, 229851361 is an apocalyptic number.
It is an amenable number.
29851361 is a deficient number, since it is larger than the sum of its proper divisors (1).
29851361 is an equidigital number, since it uses as much as digits as its factorization.
29851361 is an evil number, because the sum of its binary digits is even.
The product of its digits is 12960, while the sum is 35.
The square root of 29851361 is about 5463.6399039468. The cubic root of 29851361 is about 310.2092274680.
The spelling of 29851361 in words is "twenty-nine million, eight hundred fifty-one thousand, three hundred sixty-one".
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