Base | Representation |
---|---|
bin | 111010000011111010010001… |
… | …001111001101011101111001 |
3 | 1020111010201222102200000210021 |
4 | 322003322101033031131321 |
5 | 231432220401102100100 |
6 | 2303032354520450441 |
7 | 104533551261354205 |
oct | 7203722117153571 |
9 | 1214121872600707 |
10 | 255355422300025 |
11 | 74400698871533 |
12 | 24781712319a21 |
13 | ac63bb3b21b88 |
14 | 470b3a8635b05 |
15 | 1e7c5a94e6a1a |
hex | e83e913cd779 |
255355422300025 has 12 divisors (see below), whose sum is σ = 317783830966252. Its totient is φ = 203546849250240.
The previous prime is 255355422300019. The next prime is 255355422300029. The reversal of 255355422300025 is 520003224553552.
It can be written as a sum of positive squares in 6 ways, for example, as 32716077721209 + 222639344578816 = 5719797^2 + 14921104^2 .
It is not a de Polignac number, because 255355422300025 - 219 = 255355421775737 is a prime.
It is a super-2 number, since 2×2553554223000252 (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 (255355422300029) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18437207682 + ... + 18437221531.
Almost surely, 2255355422300025 is an apocalyptic number.
255355422300025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
255355422300025 is a deficient number, since it is larger than the sum of its proper divisors (62428408666227).
255355422300025 is a wasteful number, since it uses less digits than its factorization.
255355422300025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36874429500 (or 36874429495 counting only the distinct ones).
The product of its (nonzero) digits is 1800000, while the sum is 43.
Adding to 255355422300025 its reverse (520003224553552), we get a palindrome (775358646853577).
The spelling of 255355422300025 in words is "two hundred fifty-five trillion, three hundred fifty-five billion, four hundred twenty-two million, three hundred thousand, twenty-five".
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