Base | Representation |
---|---|
bin | 11111111111111… |
… | …11111111111111 |
3 | 200201002221012220 |
4 | 33333333333333 |
5 | 1022204413310 |
6 | 42345300423 |
7 | 6436443441 |
oct | 1777777777 |
9 | 621087186 |
10 | 268435455 |
11 | 128585592 |
12 | 75a94713 |
13 | 437c8962 |
14 | 27918491 |
15 | 18876670 |
hex | fffffff |
268435455 has 64 divisors (see below), whose sum is σ = 462274560. Its totient is φ = 132765696.
The previous prime is 268435399. The next prime is 268435459. The reversal of 268435455 is 554534862.
268435455 is nontrivially palindromic in base 2, base 4 and base 16.
It is a Cunningham number, because it is equal to 228-1.
It is not a de Polignac number, because 268435455 - 223 = 260046847 is a prime.
Its product of digits (576000) is a multiple of the sum of its prime divisors (320).
268435455 is a nontrivial repdigit in base 2, base 4 and base 16.
It is a plaindrome in base 2, base 4, base 8 and base 16.
It is a nialpdrome in base 2, base 4 and base 16.
It is a zygodrome in base 2, base 4 and base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268435459) by changing a digit.
It is a nontrivial repunit in base 2.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2113602 + ... + 2113728.
It is an arithmetic number, because the mean of its divisors is an integer number (7223040).
Almost surely, 2268435455 is an apocalyptic number.
268435455 is a deficient number, since it is larger than the sum of its proper divisors (193839105).
268435455 is a wasteful number, since it uses less digits than its factorization.
268435455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 320.
The product of its digits is 576000, while the sum is 42.
The square root of 268435455 is about 16383.9999694824. Note that the first 4 decimals coincide. The cubic root of 268435455 is about 645.0795767451.
The spelling of 268435455 in words is "two hundred sixty-eight million, four hundred thirty-five thousand, four hundred fifty-five".
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