Base | Representation |
---|---|
bin | 110001000111011… |
… | …1010010000110100 |
3 | 11020212010221000111 |
4 | 1202032322100310 |
5 | 11333401411303 |
6 | 431311552404 |
7 | 55561261540 |
oct | 14216722064 |
9 | 4225127014 |
10 | 1648075828 |
11 | 776328843 |
12 | 39bb2b704 |
13 | 2035993c9 |
14 | 118c4aa20 |
15 | 99a48b6d |
hex | 623ba434 |
1648075828 has 12 divisors (see below), whose sum is σ = 3296151712. Its totient is φ = 706318200.
The previous prime is 1648075823. The next prime is 1648075831. The reversal of 1648075828 is 8285708461.
1648075828 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1648075823) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29429898 + ... + 29429953.
Almost surely, 21648075828 is an apocalyptic number.
It is an amenable number.
1648075828 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1648075828 is a wasteful number, since it uses less digits than its factorization.
1648075828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58859862 (or 58859860 counting only the distinct ones).
The product of its (nonzero) digits is 860160, while the sum is 49.
The square root of 1648075828 is about 40596.5001939822. The cubic root of 1648075828 is about 1181.2062327764.
The spelling of 1648075828 in words is "one billion, six hundred forty-eight million, seventy-five thousand, eight hundred twenty-eight".
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