Base | Representation |
---|---|
bin | 11001011100100… |
… | …000011001101101 |
3 | 1002202021221000202 |
4 | 121130200121231 |
5 | 1333241400044 |
6 | 110210003245 |
7 | 13402421411 |
oct | 3134403155 |
9 | 1082257022 |
10 | 426903149 |
11 | 1a9a80722 |
12 | bab76525 |
13 | 6a5a0b1a |
14 | 409a8d41 |
15 | 27729c4e |
hex | 1972066d |
426903149 has 2 divisors, whose sum is σ = 426903150. Its totient is φ = 426903148.
The previous prime is 426903121. The next prime is 426903203. The reversal of 426903149 is 941309624.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 262602025 + 164301124 = 16205^2 + 12818^2 .
It is a cyclic number.
It is not a de Polignac number, because 426903149 - 216 = 426837613 is a prime.
It is a super-2 number, since 2×4269031492 = 364492597252232402, 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 (426903109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213451574 + 213451575.
It is an arithmetic number, because the mean of its divisors is an integer number (213451575).
Almost surely, 2426903149 is an apocalyptic number.
It is an amenable number.
426903149 is a deficient number, since it is larger than the sum of its proper divisors (1).
426903149 is an equidigital number, since it uses as much as digits as its factorization.
426903149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 46656, while the sum is 38.
The square root of 426903149 is about 20661.6347126746. The cubic root of 426903149 is about 752.9678839137.
The spelling of 426903149 in words is "four hundred twenty-six million, nine hundred three thousand, one hundred forty-nine".
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