Base | Representation |
---|---|
bin | 1011101111000… |
… | …0101101111101 |
3 | 10102121122210122 |
4 | 2323300231331 |
5 | 100100023402 |
6 | 4514544325 |
7 | 1135236635 |
oct | 273605575 |
9 | 112548718 |
10 | 49220477 |
11 | 25869089 |
12 | 145980a5 |
13 | a274657 |
14 | 67736c5 |
15 | 44c3ca2 |
hex | 2ef0b7d |
49220477 has 2 divisors, whose sum is σ = 49220478. Its totient is φ = 49220476.
The previous prime is 49220449. The next prime is 49220489. The reversal of 49220477 is 77402294.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 35832196 + 13388281 = 5986^2 + 3659^2 .
It is a cyclic number.
It is not a de Polignac number, because 49220477 - 210 = 49219453 is a prime.
It is a super-2 number, since 2×492204772 = 4845310712215058, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (49220497) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24610238 + 24610239.
It is an arithmetic number, because the mean of its divisors is an integer number (24610239).
Almost surely, 249220477 is an apocalyptic number.
It is an amenable number.
49220477 is a deficient number, since it is larger than the sum of its proper divisors (1).
49220477 is an equidigital number, since it uses as much as digits as its factorization.
49220477 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 28224, while the sum is 35.
The square root of 49220477 is about 7015.7306818321. The cubic root of 49220477 is about 366.4785884839.
The spelling of 49220477 in words is "forty-nine million, two hundred twenty thousand, four hundred seventy-seven".
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