Base | Representation |
---|---|
bin | 11100000110011011… |
… | …011000111010101101 |
3 | 2212212210002121200222 |
4 | 130012123120322231 |
5 | 443243142124232 |
6 | 21505555501125 |
7 | 2115463663406 |
oct | 340633307255 |
9 | 85783077628 |
10 | 30172614317 |
11 | 1188372179a |
12 | 5a208b77a5 |
13 | 2acb081351 |
14 | 166333c9ad |
15 | bb8d73d12 |
hex | 7066d8ead |
30172614317 has 2 divisors, whose sum is σ = 30172614318. Its totient is φ = 30172614316.
The previous prime is 30172614301. The next prime is 30172614359. The reversal of 30172614317 is 71341627103.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 29109136996 + 1063477321 = 170614^2 + 32611^2 .
It is a cyclic number.
It is not a de Polignac number, because 30172614317 - 24 = 30172614301 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30172614817) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15086307158 + 15086307159.
It is an arithmetic number, because the mean of its divisors is an integer number (15086307159).
Almost surely, 230172614317 is an apocalyptic number.
It is an amenable number.
30172614317 is a deficient number, since it is larger than the sum of its proper divisors (1).
30172614317 is an equidigital number, since it uses as much as digits as its factorization.
30172614317 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 21168, while the sum is 35.
The spelling of 30172614317 in words is "thirty billion, one hundred seventy-two million, six hundred fourteen thousand, three hundred seventeen".
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