Base | Representation |
---|---|
bin | 100001001110… |
… | …0111101101101 |
3 | 1012210000221102 |
4 | 1002130331231 |
5 | 13424421031 |
6 | 1421212445 |
7 | 301032404 |
oct | 102347555 |
9 | 35700842 |
10 | 17420141 |
11 | 9919012 |
12 | 5a01125 |
13 | 37bc09b |
14 | 245663b |
15 | 17e17cb |
hex | 109cf6d |
17420141 has 2 divisors, whose sum is σ = 17420142. Its totient is φ = 17420140.
The previous prime is 17420113. The next prime is 17420147. The reversal of 17420141 is 14102471.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 11417641 + 6002500 = 3379^2 + 2450^2 .
It is an emirp because it is prime and its reverse (14102471) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 17420141 - 26 = 17420077 is a prime.
It is a super-2 number, since 2×174201412 = 606922624919762, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (17420147) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8710070 + 8710071.
It is an arithmetic number, because the mean of its divisors is an integer number (8710071).
Almost surely, 217420141 is an apocalyptic number.
It is an amenable number.
17420141 is a deficient number, since it is larger than the sum of its proper divisors (1).
17420141 is an equidigital number, since it uses as much as digits as its factorization.
17420141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 224, while the sum is 20.
The square root of 17420141 is about 4173.7442422841. The cubic root of 17420141 is about 259.2291815203.
The spelling of 17420141 in words is "seventeen million, four hundred twenty thousand, one hundred forty-one".
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