Base | Representation |
---|---|
bin | 1110100001010111… |
… | …0110100010010000 |
3 | 101001122212002001220 |
4 | 3220111312202100 |
5 | 30440344330022 |
6 | 1442444325040 |
7 | 165411546300 |
oct | 35025664220 |
9 | 11048762056 |
10 | 3898042512 |
11 | 1720386041 |
12 | 909543780 |
13 | 4a1773c40 |
14 | 28d9b3600 |
15 | 17c33585c |
hex | e8576890 |
3898042512 has 120 divisors (see below), whose sum is σ = 12615192576. Its totient is φ = 1028047104.
The previous prime is 3898042483. The next prime is 3898042529. The reversal of 3898042512 is 2152408983.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33168 + ... + 94319.
Almost surely, 23898042512 is an apocalyptic number.
It is an amenable number.
3898042512 is an abundant number, since it is smaller than the sum of its proper divisors (8717150064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3898042512 is a wasteful number, since it uses less digits than its factorization.
3898042512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127525 (or 127512 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 42.
The square root of 3898042512 is about 62434.3055699349. The cubic root of 3898042512 is about 1573.7975216737.
The spelling of 3898042512 in words is "three billion, eight hundred ninety-eight million, forty-two thousand, five hundred twelve".
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