Base | Representation |
---|---|
bin | 1111011011000101… |
… | …01000001100100110 |
3 | 210101001202000210212 |
4 | 13231202220030212 |
5 | 113424220320110 |
6 | 3445350215422 |
7 | 412122631031 |
oct | 75542501446 |
9 | 23331660725 |
10 | 8280245030 |
11 | 3569a89712 |
12 | 1731054572 |
13 | a1c615195 |
14 | 5879b8018 |
15 | 336e05e05 |
hex | 1ed8a8326 |
8280245030 has 32 divisors (see below), whose sum is σ = 15717252960. Its totient is φ = 3132103680.
The previous prime is 8280244957. The next prime is 8280245033. The reversal of 8280245030 is 305420828.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8280245033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66710 + ... + 144950.
It is an arithmetic number, because the mean of its divisors is an integer number (491164155).
Almost surely, 28280245030 is an apocalyptic number.
8280245030 is a deficient number, since it is larger than the sum of its proper divisors (7437007930).
8280245030 is a wasteful number, since it uses less digits than its factorization.
8280245030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78824.
The product of its (nonzero) digits is 15360, while the sum is 32.
The square root of 8280245030 is about 90995.8517186361. The cubic root of 8280245030 is about 2023.0862398990.
Adding to 8280245030 its reverse (305420828), we get a palindrome (8585665858).
The spelling of 8280245030 in words is "eight billion, two hundred eighty million, two hundred forty-five thousand, thirty".
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