Base | Representation |
---|---|
bin | 110111011100100… |
… | …010111101111101 |
3 | 2101211101120212012 |
4 | 313130202331331 |
5 | 3401114331031 |
6 | 232150021005 |
7 | 32023553141 |
oct | 6734427575 |
9 | 2354346765 |
10 | 930230141 |
11 | 4380aa745 |
12 | 21b647765 |
13 | 11a94c349 |
14 | 8b789221 |
15 | 569edb2b |
hex | 37722f7d |
930230141 has 2 divisors, whose sum is σ = 930230142. Its totient is φ = 930230140.
The previous prime is 930230131. The next prime is 930230149. The reversal of 930230141 is 141032039.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 929335225 + 894916 = 30485^2 + 946^2 .
It is an emirp because it is prime and its reverse (141032039) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 930230141 - 210 = 930229117 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (930230149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 465115070 + 465115071.
It is an arithmetic number, because the mean of its divisors is an integer number (465115071).
Almost surely, 2930230141 is an apocalyptic number.
It is an amenable number.
930230141 is a deficient number, since it is larger than the sum of its proper divisors (1).
930230141 is an equidigital number, since it uses as much as digits as its factorization.
930230141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 930230141 is about 30499.6744408854. The cubic root of 930230141 is about 976.1805173833.
The spelling of 930230141 in words is "nine hundred thirty million, two hundred thirty thousand, one hundred forty-one".
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