Base | Representation |
---|---|
bin | 111010000000010001010100… |
… | …110111001000010010001101 |
3 | 1020110020211101001210020220200 |
4 | 322000101110313020102031 |
5 | 231414121124110014323 |
6 | 2302321431342404113 |
7 | 104506515115464360 |
oct | 7200212467102215 |
9 | 1213224331706820 |
10 | 255105301251213 |
11 | 74314606a7a546 |
12 | 24741149290639 |
13 | ac4643295c88a |
14 | 46dd23bb140d7 |
15 | 1e75d1ac6b443 |
hex | e80454dc848d |
255105301251213 has 24 divisors (see below), whose sum is σ = 421133462318400. Its totient is φ = 145771947990144.
The previous prime is 255105301251169. The next prime is 255105301251223. The reversal of 255105301251213 is 312152103501552.
255105301251213 is a `hidden beast` number, since 2 + 5 + 5 + 105 + 30 + 1 + 2 + 512 + 1 + 3 = 666.
It is not a de Polignac number, because 255105301251213 - 232 = 255101006283917 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255105301251223) 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 in 23 ways as a sum of consecutive naturals, for example, 31168083 + ... + 38492336.
It is an arithmetic number, because the mean of its divisors is an integer number (17547227596600).
Almost surely, 2255105301251213 is an apocalyptic number.
It is an amenable number.
255105301251213 is a deficient number, since it is larger than the sum of its proper divisors (166028161067187).
255105301251213 is a wasteful number, since it uses less digits than its factorization.
255105301251213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69718561 (or 69718558 counting only the distinct ones).
The product of its (nonzero) digits is 45000, while the sum is 36.
Adding to 255105301251213 its reverse (312152103501552), we get a palindrome (567257404752765).
The spelling of 255105301251213 in words is "two hundred fifty-five trillion, one hundred five billion, three hundred one million, two hundred fifty-one thousand, two hundred thirteen".
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