Base | Representation |
---|---|
bin | 101110010101010100… |
… | …011001110000111101 |
3 | 11202102011000101022112 |
4 | 232111110121300331 |
5 | 1303341421400403 |
6 | 34504342423405 |
7 | 3410563161524 |
oct | 562524316075 |
9 | 152364011275 |
10 | 49749793853 |
11 | 1a10a509511 |
12 | 9785131b65 |
13 | 48cac87556 |
14 | 259d3dd4bb |
15 | 146291e9d8 |
hex | b95519c3d |
49749793853 has 2 divisors, whose sum is σ = 49749793854. Its totient is φ = 49749793852.
The previous prime is 49749793813. The next prime is 49749793897. The reversal of 49749793853 is 35839794794.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 46671985369 + 3077808484 = 216037^2 + 55478^2 .
It is a cyclic number.
It is not a de Polignac number, because 49749793853 - 26 = 49749793789 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (49749793813) 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, 24874896926 + 24874896927.
It is an arithmetic number, because the mean of its divisors is an integer number (24874896927).
Almost surely, 249749793853 is an apocalyptic number.
It is an amenable number.
49749793853 is a deficient number, since it is larger than the sum of its proper divisors (1).
49749793853 is an equidigital number, since it uses as much as digits as its factorization.
49749793853 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 205752960, while the sum is 68.
The spelling of 49749793853 in words is "forty-nine billion, seven hundred forty-nine million, seven hundred ninety-three thousand, eight hundred fifty-three".
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