Base | Representation |
---|---|
bin | 11011101100100101101… |
… | …100111011001100101010 |
3 | 20201221202110110121220211 |
4 | 123230211230323030222 |
5 | 222140431034432210 |
6 | 4014210525411334 |
7 | 254336423646046 |
oct | 33544554731452 |
9 | 6657673417824 |
10 | 1903303045930 |
11 | 674205a50010 |
12 | 268a58409b4a |
13 | 10a6331624a0 |
14 | 6819839d026 |
15 | 34798c4838a |
hex | 1bb25b3b32a |
1903303045930 has 64 divisors (see below), whose sum is σ = 4025108505600. Its totient is φ = 638835793920.
The previous prime is 1903303045879. The next prime is 1903303045979. The reversal of 1903303045930 is 395403033091.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47754951 + ... + 47794789.
It is an arithmetic number, because the mean of its divisors is an integer number (62892320400).
Almost surely, 21903303045930 is an apocalyptic number.
1903303045930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1903303045930 is an abundant number, since it is smaller than the sum of its proper divisors (2121805459670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1903303045930 is a wasteful number, since it uses less digits than its factorization.
1903303045930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73279.
The product of its (nonzero) digits is 131220, while the sum is 40.
The spelling of 1903303045930 in words is "one trillion, nine hundred three billion, three hundred three million, forty-five thousand, nine hundred thirty".
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