Base | Representation |
---|---|
bin | 1001001011101111… |
… | …00011010000110000 |
3 | 110201121012111210220 |
4 | 10211313203100300 |
5 | 40044123133030 |
6 | 2133121053040 |
7 | 233114513346 |
oct | 44567432060 |
9 | 13647174726 |
10 | 4930286640 |
11 | 2100022364 |
12 | b57187180 |
13 | 607590696 |
14 | 34ab15996 |
15 | 1dcc85a10 |
hex | 125de3430 |
4930286640 has 80 divisors (see below), whose sum is σ = 15290854656. Its totient is φ = 1314144000.
The previous prime is 4930286639. The next prime is 4930286659. The reversal of 4930286640 is 466820394.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 4930286592 and 4930286601.
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, 839715 + ... + 845565.
Almost surely, 24930286640 is an apocalyptic number.
4930286640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
4930286640 is an abundant number, since it is smaller than the sum of its proper divisors (10360568016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4930286640 is a wasteful number, since it uses less digits than its factorization.
4930286640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9378 (or 9372 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 42.
The square root of 4930286640 is about 70215.9998860659. Note that the first 3 decimals coincide. The cubic root of 4930286640 is about 1701.9915115224.
The spelling of 4930286640 in words is "four billion, nine hundred thirty million, two hundred eighty-six thousand, six hundred forty".
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