Base | Representation |
---|---|
bin | 10101111011111… |
… | …000011111011011 |
3 | 221122111022201212 |
4 | 111323320133123 |
5 | 1223203110134 |
6 | 100303533335 |
7 | 12056053625 |
oct | 2573703733 |
9 | 848438655 |
10 | 368019419 |
11 | 179812489 |
12 | a32ba24b |
13 | 5b324c91 |
14 | 36c3bc15 |
15 | 22497bce |
hex | 15ef87db |
368019419 has 2 divisors, whose sum is σ = 368019420. Its totient is φ = 368019418.
The previous prime is 368019359. The next prime is 368019467. The reversal of 368019419 is 914910863.
It is a strong prime.
It is an emirp because it is prime and its reverse (914910863) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-368019419 is a prime.
It is a super-2 number, since 2×3680194192 = 270876585522195122, which contains 22 as substring.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (368019469) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184009709 + 184009710.
It is an arithmetic number, because the mean of its divisors is an integer number (184009710).
Almost surely, 2368019419 is an apocalyptic number.
368019419 is a deficient number, since it is larger than the sum of its proper divisors (1).
368019419 is an equidigital number, since it uses as much as digits as its factorization.
368019419 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 41.
The square root of 368019419 is about 19183.8322292497. The cubic root of 368019419 is about 716.6221789102.
The spelling of 368019419 in words is "three hundred sixty-eight million, nineteen thousand, four hundred nineteen".
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