Base | Representation |
---|---|
bin | 111010000011111010010001… |
… | …111011110110100001110111 |
3 | 1020111010202000020200120122011 |
4 | 322003322101323312201313 |
5 | 231432220412101040201 |
6 | 2303032400015345051 |
7 | 104533551463004311 |
oct | 7203722173664167 |
9 | 1214122006616564 |
10 | 255355434002551 |
11 | 744006a4434843 |
12 | 24781716222187 |
13 | ac63bb638b64c |
14 | 470b3aa0007b1 |
15 | 1e7c5aa559151 |
hex | e83e91ef6877 |
255355434002551 has 4 divisors (see below), whose sum is σ = 270376341885072. Its totient is φ = 240334526120032.
The previous prime is 255355434002491. The next prime is 255355434002573. The reversal of 255355434002551 is 155200434553552.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-255355434002551 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 255355434002495 and 255355434002504.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255355432002551) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7510453941235 + ... + 7510453941268.
It is an arithmetic number, because the mean of its divisors is an integer number (67594085471268).
Almost surely, 2255355434002551 is an apocalyptic number.
255355434002551 is a deficient number, since it is larger than the sum of its proper divisors (15020907882521).
255355434002551 is a wasteful number, since it uses less digits than its factorization.
255355434002551 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15020907882520.
The product of its (nonzero) digits is 9000000, while the sum is 49.
The spelling of 255355434002551 in words is "two hundred fifty-five trillion, three hundred fifty-five billion, four hundred thirty-four million, two thousand, five hundred fifty-one".
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