Base | Representation |
---|---|
bin | 111010011101111100001000… |
… | …100010001001001111100011 |
3 | 1020201110201221120001101211012 |
4 | 322131330020202021033203 |
5 | 232201022134304203144 |
6 | 2310522214345411135 |
7 | 105110023155245213 |
oct | 7235741042111743 |
9 | 1221421846041735 |
10 | 257144130147299 |
11 | 74a3023880969a |
12 | 24a10308a99aab |
13 | b06378375b6b5 |
14 | 476dbb1404243 |
15 | 1eadd97a01e9e |
hex | e9df088893e3 |
257144130147299 has 16 divisors (see below), whose sum is σ = 258425351184000. Its totient is φ = 255864654783360.
The previous prime is 257144130147199. The next prime is 257144130147341. The reversal of 257144130147299 is 992741031441752.
257144130147299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 257144130147299 - 216 = 257144130081763 is a prime.
It is a super-2 number, since 2×2571441301472992 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (257144130147199) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4365078257 + ... + 4365137165.
It is an arithmetic number, because the mean of its divisors is an integer number (16151584449000).
Almost surely, 2257144130147299 is an apocalyptic number.
257144130147299 is a deficient number, since it is larger than the sum of its proper divisors (1281221036701).
257144130147299 is a wasteful number, since it uses less digits than its factorization.
257144130147299 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73358.
The product of its (nonzero) digits is 15240960, while the sum is 59.
The spelling of 257144130147299 in words is "two hundred fifty-seven trillion, one hundred forty-four billion, one hundred thirty million, one hundred forty-seven thousand, two hundred ninety-nine".
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