Base | Representation |
---|---|
bin | 11000101110111… |
… | …10101100000001 |
3 | 112110102011020202 |
4 | 30113132230001 |
5 | 411103402401 |
6 | 32331014545 |
7 | 5066364425 |
oct | 1427365401 |
9 | 473364222 |
10 | 207481601 |
11 | a7132aa8 |
12 | 5959a455 |
13 | 33ca67a2 |
14 | 1d7acb85 |
15 | 1333606b |
hex | c5deb01 |
207481601 has 2 divisors, whose sum is σ = 207481602. Its totient is φ = 207481600.
The previous prime is 207481541. The next prime is 207481613. The reversal of 207481601 is 106184702.
207481601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 192543376 + 14938225 = 13876^2 + 3865^2 .
It is a cyclic number.
It is not a de Polignac number, because 207481601 - 210 = 207480577 is a prime.
It is a super-2 number, since 2×2074816012 = 86097229507046402, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (207481661) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103740800 + 103740801.
It is an arithmetic number, because the mean of its divisors is an integer number (103740801).
Almost surely, 2207481601 is an apocalyptic number.
It is an amenable number.
207481601 is a deficient number, since it is larger than the sum of its proper divisors (1).
207481601 is an equidigital number, since it uses as much as digits as its factorization.
207481601 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2688, while the sum is 29.
The square root of 207481601 is about 14404.2216381171. The cubic root of 207481601 is about 592.0065750198.
The spelling of 207481601 in words is "two hundred seven million, four hundred eighty-one thousand, six hundred one".
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