Base | Representation |
---|---|
bin | 100111110111101111111011… |
… | …1011001110011000100101001 |
3 | 1200222202112001100211001210000 |
4 | 1033233133313121303010221 |
5 | 331432011434023240100 |
6 | 3241521451525013213 |
7 | 133604640302512014 |
oct | 11757376731630451 |
9 | 1628675040731700 |
10 | 350709705290025 |
11 | a1824172720254 |
12 | 33401a82854209 |
13 | 1208ca24bb7193 |
14 | 62866242b037b |
15 | 2a82b6e61c900 |
hex | 13ef7f7673129 |
350709705290025 has 135 divisors (see below), whose sum is σ = 652396215377599. Its totient is φ = 186253687872000.
The previous prime is 350709705290011. The next prime is 350709705290099. The reversal of 350709705290025 is 520092507907053.
The square root of 350709705290025 is 18727245.
It is a perfect power (a square), and thus also a powerful number.
350709705290025 is a `hidden beast` number, since 3 + 5 + 0 + 7 + 0 + 97 + 0 + 529 + 0 + 0 + 25 = 666.
It can be written as a sum of positive squares in 13 ways, for example, as 187419029671449 + 163290675618576 = 13690107^2 + 12778524^2 .
It is a tau number, because it is divible by the number of its divisors (135).
It is not a de Polignac number, because 350709705290025 - 231 = 350707557806377 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 236806012285 + ... + 236806013765.
Almost surely, 2350709705290025 is an apocalyptic number.
350709705290025 is the 18727245-th square number and also the 11844150-th heptagonal number.
350709705290025 is the 9363623-rd centered octagonal number.
It is an amenable number.
350709705290025 is a deficient number, since it is larger than the sum of its proper divisors (301686510087574).
350709705290025 is an frugal number, since it uses more digits than its factorization.
350709705290025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3546 (or 1770 counting only the distinct ones).
The product of its (nonzero) digits is 5953500, while the sum is 54.
The spelling of 350709705290025 in words is "three hundred fifty trillion, seven hundred nine billion, seven hundred five million, two hundred ninety thousand, twenty-five".
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