Base | Representation |
---|---|
bin | 111010101100… |
… | …1011111100001 |
3 | 2010220112201122 |
4 | 1311121133201 |
5 | 30334302030 |
6 | 3015342025 |
7 | 522404543 |
oct | 165313741 |
9 | 63815648 |
10 | 30775265 |
11 | 1640aa04 |
12 | a381915 |
13 | 64b6b21 |
14 | 4131693 |
15 | 2a7d8e5 |
hex | 1d597e1 |
30775265 has 8 divisors (see below), whose sum is σ = 38536128. Its totient is φ = 23549680.
The previous prime is 30775259. The next prime is 30775279. The reversal of 30775265 is 56257703.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30775265 - 210 = 30774241 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133691 + ... + 133920.
It is an arithmetic number, because the mean of its divisors is an integer number (4817016).
Almost surely, 230775265 is an apocalyptic number.
It is an amenable number.
30775265 is a deficient number, since it is larger than the sum of its proper divisors (7760863).
30775265 is a wasteful number, since it uses less digits than its factorization.
30775265 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 267639.
The product of its (nonzero) digits is 44100, while the sum is 35.
The square root of 30775265 is about 5547.5458537988. The cubic root of 30775265 is about 313.3771070829.
The spelling of 30775265 in words is "thirty million, seven hundred seventy-five thousand, two hundred sixty-five".
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