Base | Representation |
---|---|
bin | 11101011110100… |
… | …11100111010010 |
3 | 122020022020022102 |
4 | 32233103213102 |
5 | 1001301012010 |
6 | 40312040402 |
7 | 6061602104 |
oct | 1657234722 |
9 | 566266272 |
10 | 247282130 |
11 | 1176477a7 |
12 | 6a993102 |
13 | 3c3005b4 |
14 | 24bad574 |
15 | 16a98ba5 |
hex | ebd39d2 |
247282130 has 32 divisors (see below), whose sum is σ = 463587840. Its totient is φ = 94852800.
The previous prime is 247282127. The next prime is 247282151. The reversal of 247282130 is 31282742.
It is a super-2 number, since 2×2472821302 = 122296903634673800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a junction number, because it is equal to n+sod(n) for n = 247282093 and 247282102.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40967 + ... + 46613.
It is an arithmetic number, because the mean of its divisors is an integer number (14487120).
Almost surely, 2247282130 is an apocalyptic number.
247282130 is a deficient number, since it is larger than the sum of its proper divisors (216305710).
247282130 is a wasteful number, since it uses less digits than its factorization.
247282130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5834.
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 247282130 is about 15725.2068348877. The cubic root of 247282130 is about 627.6693341513.
The spelling of 247282130 in words is "two hundred forty-seven million, two hundred eighty-two thousand, one hundred thirty".
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