Base | Representation |
---|---|
bin | 1101101011111000110… |
… | …00011111100011001011 |
3 | 1122221202201012011222211 |
4 | 12311330120133203023 |
5 | 30201021441340411 |
6 | 1000005141125551 |
7 | 45654641003623 |
oct | 6657430374313 |
9 | 1587681164884 |
10 | 470238230731 |
11 | 171477249775 |
12 | 771759b98b7 |
13 | 35460237409 |
14 | 18a8c6ad883 |
15 | c372db6221 |
hex | 6d7c61f8cb |
470238230731 has 2 divisors, whose sum is σ = 470238230732. Its totient is φ = 470238230730.
The previous prime is 470238230713. The next prime is 470238230743. The reversal of 470238230731 is 137032832074.
Together with previous prime (470238230713) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 470238230731 - 219 = 470237706443 is a prime.
It is a super-2 number, since 2×4702382307312 (a number of 24 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (470238230711) by changing a digit.
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 as a sum of consecutive naturals, namely, 235119115365 + 235119115366.
It is an arithmetic number, because the mean of its divisors is an integer number (235119115366).
Almost surely, 2470238230731 is an apocalyptic number.
470238230731 is a deficient number, since it is larger than the sum of its proper divisors (1).
470238230731 is an equidigital number, since it uses as much as digits as its factorization.
470238230731 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 169344, while the sum is 40.
The spelling of 470238230731 in words is "four hundred seventy billion, two hundred thirty-eight million, two hundred thirty thousand, seven hundred thirty-one".
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