Base | Representation |
---|---|
bin | 1011111001110… |
… | …1011011101111 |
3 | 10110221121020012 |
4 | 2332131123233 |
5 | 100240143134 |
6 | 4542043435 |
7 | 1144244306 |
oct | 276353357 |
9 | 113847205 |
10 | 49927919 |
11 | 26201648 |
12 | 1487957b |
13 | a461662 |
14 | 68b943d |
15 | 45b36ce |
hex | 2f9d6ef |
49927919 has 2 divisors, whose sum is σ = 49927920. Its totient is φ = 49927918.
The previous prime is 49927901. The next prime is 49927957. The reversal of 49927919 is 91972994.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 49927919 - 224 = 33150703 is a prime.
It is a super-2 number, since 2×499279192 = 4985594191341122, which contains 22 as substring.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (49927979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24963959 + 24963960.
It is an arithmetic number, because the mean of its divisors is an integer number (24963960).
Almost surely, 249927919 is an apocalyptic number.
49927919 is a deficient number, since it is larger than the sum of its proper divisors (1).
49927919 is an equidigital number, since it uses as much as digits as its factorization.
49927919 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 367416, while the sum is 50.
The square root of 49927919 is about 7065.9690772038. The cubic root of 49927919 is about 368.2260322750.
The spelling of 49927919 in words is "forty-nine million, nine hundred twenty-seven thousand, nine hundred nineteen".
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