Base | Representation |
---|---|
bin | 1111110010111001… |
… | …01000100000101000 |
3 | 210212222121122011120 |
4 | 13321130220200220 |
5 | 114331340000130 |
6 | 3521243455240 |
7 | 420066545121 |
oct | 77134504050 |
9 | 23788548146 |
10 | 8480000040 |
11 | 36618145a6 |
12 | 1787b27520 |
13 | a51b14b05 |
14 | 5a6335048 |
15 | 349712910 |
hex | 1f9728828 |
8480000040 has 64 divisors (see below), whose sum is σ = 25448342400. Its totient is φ = 2260591872.
The previous prime is 8480000003. The next prime is 8480000063. The reversal of 8480000040 is 400000848.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 423781 + ... + 443339.
It is an arithmetic number, because the mean of its divisors is an integer number (397630350).
Almost surely, 28480000040 is an apocalyptic number.
It is an amenable number.
8480000040 is an abundant number, since it is smaller than the sum of its proper divisors (16968342360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8480000040 is a wasteful number, since it uses less digits than its factorization.
8480000040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23186 (or 23182 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 24.
The square root of 8480000040 is about 92086.9156829568. The cubic root of 8480000040 is about 2039.2256480508.
Adding to 8480000040 its reverse (400000848), we get a palindrome (8880000888).
The spelling of 8480000040 in words is "eight billion, four hundred eighty million, forty", and thus it is an aban number.
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