Base | Representation |
---|---|
bin | 111010001101… |
… | …1101010010101 |
3 | 2010102200022122 |
4 | 1310123222111 |
5 | 30303201010 |
6 | 3010105325 |
7 | 520301303 |
oct | 164335225 |
9 | 63380278 |
10 | 30522005 |
11 | 162576a8 |
12 | a27b245 |
13 | 6428777 |
14 | 40a7273 |
15 | 2a2d855 |
hex | 1d1ba95 |
30522005 has 8 divisors (see below), whose sum is σ = 37068192. Its totient is φ = 24123088.
The previous prime is 30521993. The next prime is 30522013. The reversal of 30522005 is 50022503.
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 30522005 - 220 = 29473429 is a prime.
It is a Duffinian number.
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, 36359 + ... + 37188.
It is an arithmetic number, because the mean of its divisors is an integer number (4633524).
Almost surely, 230522005 is an apocalyptic number.
It is an amenable number.
30522005 is a deficient number, since it is larger than the sum of its proper divisors (6546187).
30522005 is an equidigital number, since it uses as much as digits as its factorization.
30522005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73635.
The product of its (nonzero) digits is 300, while the sum is 17.
The square root of 30522005 is about 5524.6723884770. The cubic root of 30522005 is about 312.5151096694.
Adding to 30522005 its reverse (50022503), we get a palindrome (80544508).
The spelling of 30522005 in words is "thirty million, five hundred twenty-two thousand, five".
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