Base | Representation |
---|---|
bin | 11011111111101000… |
… | …111001010010010101 |
3 | 2212120211202220012101 |
4 | 123333220321102111 |
5 | 443030012324021 |
6 | 21450410322101 |
7 | 2112611566312 |
oct | 337750712225 |
9 | 85524686171 |
10 | 30058714261 |
11 | 118253a6a14 |
12 | 59aa729331 |
13 | 2ab05b1a74 |
14 | 165216dd09 |
15 | badd75a91 |
hex | 6ffa39495 |
30058714261 has 2 divisors, whose sum is σ = 30058714262. Its totient is φ = 30058714260.
The previous prime is 30058714193. The next prime is 30058714319. The reversal of 30058714261 is 16241785003.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 30015562500 + 43151761 = 173250^2 + 6569^2 .
It is a cyclic number.
It is not a de Polignac number, because 30058714261 - 221 = 30056617109 is a prime.
It is a super-2 number, since 2×300587142612 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30058714261.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30058414261) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15029357130 + 15029357131.
It is an arithmetic number, because the mean of its divisors is an integer number (15029357131).
Almost surely, 230058714261 is an apocalyptic number.
It is an amenable number.
30058714261 is a deficient number, since it is larger than the sum of its proper divisors (1).
30058714261 is an equidigital number, since it uses as much as digits as its factorization.
30058714261 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 40320, while the sum is 37.
The spelling of 30058714261 in words is "thirty billion, fifty-eight million, seven hundred fourteen thousand, two hundred sixty-one".
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