Base | Representation |
---|---|
bin | 11100001001100100… |
… | …010000010111011111 |
3 | 2220000110011211001022 |
4 | 130021210100113133 |
5 | 443400132121424 |
6 | 21515120234355 |
7 | 2120003362253 |
oct | 341144202737 |
9 | 86013154038 |
10 | 30225270239 |
11 | 1190041698a |
12 | 5a3646b9bb |
13 | 2b08c595b8 |
14 | 166a328263 |
15 | bbd7c595e |
hex | 7099105df |
30225270239 has 2 divisors, whose sum is σ = 30225270240. Its totient is φ = 30225270238.
The previous prime is 30225270221. The next prime is 30225270247. The reversal of 30225270239 is 93207252203.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30225270239 - 216 = 30225204703 is a prime.
It is a super-2 number, since 2×302252702392 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30225270199 and 30225270208.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30225570239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15112635119 + 15112635120.
It is an arithmetic number, because the mean of its divisors is an integer number (15112635120).
Almost surely, 230225270239 is an apocalyptic number.
30225270239 is a deficient number, since it is larger than the sum of its proper divisors (1).
30225270239 is an equidigital number, since it uses as much as digits as its factorization.
30225270239 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 45360, while the sum is 35.
The spelling of 30225270239 in words is "thirty billion, two hundred twenty-five million, two hundred seventy thousand, two hundred thirty-nine".
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