Base | Representation |
---|---|
bin | 111001010110… |
… | …1000100111111 |
3 | 2002120122222201 |
4 | 1302231010333 |
5 | 30144202210 |
6 | 2552252331 |
7 | 513403612 |
oct | 162550477 |
9 | 62518881 |
10 | 30069055 |
11 | 15a78365 |
12 | a0a10a7 |
13 | 62ca553 |
14 | 3dca179 |
15 | 298e53a |
hex | 1cad13f |
30069055 has 8 divisors (see below), whose sum is σ = 36694800. Its totient is φ = 23647296.
The previous prime is 30069041. The next prime is 30069121. The reversal of 30069055 is 55096003.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30069055 - 25 = 30069023 is a prime.
It is a congruent 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, 50670 + ... + 51259.
It is an arithmetic number, because the mean of its divisors is an integer number (4586850).
Almost surely, 230069055 is an apocalyptic number.
30069055 is a deficient number, since it is larger than the sum of its proper divisors (6625745).
30069055 is a wasteful number, since it uses less digits than its factorization.
30069055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101993.
The product of its (nonzero) digits is 4050, while the sum is 28.
The square root of 30069055 is about 5483.5257818305. The cubic root of 30069055 is about 310.9614789467.
The spelling of 30069055 in words is "thirty million, sixty-nine thousand, fifty-five".
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