Base | Representation |
---|---|
bin | 101100011000100… |
… | …0001111100101000 |
3 | 10211210021122020211 |
4 | 1120301001330220 |
5 | 11022221414130 |
6 | 403435430504 |
7 | 51622254010 |
oct | 13061017450 |
9 | 3753248224 |
10 | 1489248040 |
11 | 6a4707105 |
12 | 3568b5434 |
13 | 1a96c9377 |
14 | 101b04c40 |
15 | 8ab23a2a |
hex | 58c41f28 |
1489248040 has 32 divisors (see below), whose sum is σ = 3829495680. Its totient is φ = 510599232.
The previous prime is 1489248031. The next prime is 1489248041. The reversal of 1489248040 is 408429841.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 1489247984 and 1489248002.
It is not an unprimeable number, because it can be changed into a prime (1489248041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2659092 + ... + 2659651.
It is an arithmetic number, because the mean of its divisors is an integer number (119671740).
Almost surely, 21489248040 is an apocalyptic number.
1489248040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1489248040 is an abundant number, since it is smaller than the sum of its proper divisors (2340247640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1489248040 is a wasteful number, since it uses less digits than its factorization.
1489248040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5318761 (or 5318757 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 40.
The square root of 1489248040 is about 38590.7766182543. The cubic root of 1489248040 is about 1141.9725876566.
The spelling of 1489248040 in words is "one billion, four hundred eighty-nine million, two hundred forty-eight thousand, forty".
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