Base | Representation |
---|---|
bin | 111010011101111100001000… |
… | …100010001001001101111111 |
3 | 1020201110201221120001101200111 |
4 | 322131330020202021031333 |
5 | 232201022134304202244 |
6 | 2310522214345410451 |
7 | 105110023155245011 |
oct | 7235741042111577 |
9 | 1221421846041614 |
10 | 257144130147199 |
11 | 74a30238809609 |
12 | 24a10308a99a27 |
13 | b06378375b639 |
14 | 476dbb14041b1 |
15 | 1eadd97a01e34 |
hex | e9df0888937f |
257144130147199 has 2 divisors, whose sum is σ = 257144130147200. Its totient is φ = 257144130147198.
The previous prime is 257144130147187. The next prime is 257144130147341. The reversal of 257144130147199 is 991741031441752.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-257144130147199 is a prime.
It is a super-2 number, since 2×2571441301471992 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (257144130147109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128572065073599 + 128572065073600.
It is an arithmetic number, because the mean of its divisors is an integer number (128572065073600).
Almost surely, 2257144130147199 is an apocalyptic number.
257144130147199 is a deficient number, since it is larger than the sum of its proper divisors (1).
257144130147199 is an equidigital number, since it uses as much as digits as its factorization.
257144130147199 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7620480, while the sum is 58.
The spelling of 257144130147199 in words is "two hundred fifty-seven trillion, one hundred forty-four billion, one hundred thirty million, one hundred forty-seven thousand, one hundred ninety-nine".
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