Base | Representation |
---|---|
bin | 111100001011011… |
… | …110110101100000 |
3 | 2121100211011121120 |
4 | 330023132311200 |
5 | 4031432032343 |
6 | 244104052240 |
7 | 34006552104 |
oct | 7413366540 |
9 | 2540734546 |
10 | 1009642848 |
11 | 478a0a685 |
12 | 242164080 |
13 | 131235306 |
14 | 9813b904 |
15 | 5d988683 |
hex | 3c2ded60 |
1009642848 has 48 divisors (see below), whose sum is σ = 2658859056. Its totient is φ = 335462400.
The previous prime is 1009642819. The next prime is 1009642849. The reversal of 1009642848 is 8482469001.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×10096428482 = 2038757361035102208, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1009642849) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13248 + ... + 46848.
It is an arithmetic number, because the mean of its divisors is an integer number (55392897).
Almost surely, 21009642848 is an apocalyptic number.
It is an amenable number.
1009642848 is an abundant number, since it is smaller than the sum of its proper divisors (1649216208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1009642848 is a wasteful number, since it uses less digits than its factorization.
1009642848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33927 (or 33919 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 42.
The square root of 1009642848 is about 31774.8776236825. The cubic root of 1009642848 is about 1003.2040060482.
The spelling of 1009642848 in words is "one billion, nine million, six hundred forty-two thousand, eight hundred forty-eight".
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