Base | Representation |
---|---|
bin | 111010001101… |
… | …1100000010010 |
3 | 2010102122102211 |
4 | 1310123200102 |
5 | 30303140422 |
6 | 3010102334 |
7 | 520266364 |
oct | 164334022 |
9 | 63378384 |
10 | 30521362 |
11 | 16257173 |
12 | a27a9aa |
13 | 64283a1 |
14 | 40a6d34 |
15 | 2a2d577 |
hex | 1d1b812 |
30521362 has 8 divisors (see below), whose sum is σ = 45805500. Its totient is φ = 15252864.
The previous prime is 30521333. The next prime is 30521363. The reversal of 30521362 is 26312503.
It can be written as a sum of positive squares in 2 ways, for example, as 30459361 + 62001 = 5519^2 + 249^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (30521363) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5514 + ... + 9562.
Almost surely, 230521362 is an apocalyptic number.
30521362 is a deficient number, since it is larger than the sum of its proper divisors (15284138).
30521362 is a wasteful number, since it uses less digits than its factorization.
30521362 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7820.
The product of its (nonzero) digits is 1080, while the sum is 22.
The square root of 30521362 is about 5524.6141946746. The cubic root of 30521362 is about 312.5129150929.
Adding to 30521362 its reverse (26312503), we get a palindrome (56833865).
The spelling of 30521362 in words is "thirty million, five hundred twenty-one thousand, three hundred sixty-two".
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