Base | Representation |
---|---|
bin | 100000000101101… |
… | …111101011001001 |
3 | 1101112001101021101 |
4 | 200011233223021 |
5 | 2100311030110 |
6 | 125231141401 |
7 | 16225061653 |
oct | 4005575311 |
9 | 1345041241 |
10 | 538376905 |
11 | 2569995a0 |
12 | 130374861 |
13 | 87700c21 |
14 | 517056d3 |
15 | 323e913a |
hex | 2016fac9 |
538376905 has 16 divisors (see below), whose sum is σ = 706488768. Its totient is φ = 390600000.
The previous prime is 538376903. The next prime is 538376929. The reversal of 538376905 is 509673835.
It is not a de Polignac number, because 538376905 - 21 = 538376903 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (538376903) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11530 + ... + 34780.
It is an arithmetic number, because the mean of its divisors is an integer number (44155548).
Almost surely, 2538376905 is an apocalyptic number.
538376905 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
538376905 is a deficient number, since it is larger than the sum of its proper divisors (168111863).
538376905 is a wasteful number, since it uses less digits than its factorization.
538376905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23688.
The product of its (nonzero) digits is 680400, while the sum is 46.
The square root of 538376905 is about 23202.9503511946. The cubic root of 538376905 is about 813.5085851225.
The spelling of 538376905 in words is "five hundred thirty-eight million, three hundred seventy-six thousand, nine hundred five".
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