Base | Representation |
---|---|
bin | 1110110111100011010… |
… | …0111111100000110001 |
3 | 220102022101001000120110 |
4 | 3231320310333200301 |
5 | 13141110114244032 |
6 | 313202032131533 |
7 | 24311541054216 |
oct | 3557064774061 |
9 | 812271030513 |
10 | 255430228017 |
11 | 993667829a8 |
12 | 41607096ba9 |
13 | 1b1190b3a73 |
14 | c511aa5b0d |
15 | 699e9057cc |
hex | 3b78d3f831 |
255430228017 has 8 divisors (see below), whose sum is σ = 341088880000. Its totient is φ = 170029197360.
The previous prime is 255430227989. The next prime is 255430228033. The reversal of 255430228017 is 710822034552.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 255430228017 - 27 = 255430227889 is a prime.
It is a super-2 number, since 2×2554302280172 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (255430228217) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64403017 + ... + 64406982.
It is an arithmetic number, because the mean of its divisors is an integer number (42636110000).
Almost surely, 2255430228017 is an apocalyptic number.
It is an amenable number.
255430228017 is a deficient number, since it is larger than the sum of its proper divisors (85658651983).
255430228017 is a wasteful number, since it uses less digits than its factorization.
255430228017 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128810663.
The product of its (nonzero) digits is 134400, while the sum is 39.
The spelling of 255430228017 in words is "two hundred fifty-five billion, four hundred thirty million, two hundred twenty-eight thousand, seventeen".
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