Base | Representation |
---|---|
bin | 101100000011010… |
… | …0111101001001111 |
3 | 10211000100210112000 |
4 | 1120012213221033 |
5 | 11011400132010 |
6 | 402401243343 |
7 | 51425620440 |
oct | 13006475117 |
9 | 3730323460 |
10 | 1478130255 |
11 | 699403158 |
12 | 353033553 |
13 | 1a7305ab4 |
14 | 10044d2c7 |
15 | 89b797c0 |
hex | 581a7a4f |
1478130255 has 32 divisors (see below), whose sum is σ = 3003187200. Its totient is φ = 675716256.
The previous prime is 1478130217. The next prime is 1478130257. The reversal of 1478130255 is 5520318741.
1478130255 is a `hidden beast` number, since 1 + 478 + 130 + 2 + 55 = 666.
It is not a de Polignac number, because 1478130255 - 210 = 1478129231 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1478130257) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 781135 + ... + 783024.
It is an arithmetic number, because the mean of its divisors is an integer number (93849600).
Almost surely, 21478130255 is an apocalyptic number.
1478130255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1478130255 is an abundant number, since it is smaller than the sum of its proper divisors (1525056945).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1478130255 is a wasteful number, since it uses less digits than its factorization.
1478130255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1564180 (or 1564174 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 36.
The square root of 1478130255 is about 38446.4595899284. The cubic root of 1478130255 is about 1139.1237379903.
Adding to 1478130255 its reverse (5520318741), we get a palindrome (6998448996).
The spelling of 1478130255 in words is "one billion, four hundred seventy-eight million, one hundred thirty thousand, two hundred fifty-five".
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