Base | Representation |
---|---|
bin | 111010001110… |
… | …0101100111110 |
3 | 2010102220011121 |
4 | 1310130230332 |
5 | 30303320040 |
6 | 3010141154 |
7 | 520316605 |
oct | 164345476 |
9 | 63386147 |
10 | 30526270 |
11 | 1625a925 |
12 | a2817ba |
13 | 642a6a8 |
14 | 40a8a3c |
15 | 2a2ec4a |
hex | 1d1cb3e |
30526270 has 16 divisors (see below), whose sum is σ = 56842560. Its totient is φ = 11789344.
The previous prime is 30526261. The next prime is 30526277. The reversal of 30526270 is 7262503.
It is a super-2 number, since 2×305262702 = 1863706320225800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30526277) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52342 + ... + 52921.
It is an arithmetic number, because the mean of its divisors is an integer number (3552660).
Almost surely, 230526270 is an apocalyptic number.
30526270 is a deficient number, since it is larger than the sum of its proper divisors (26316290).
30526270 is a wasteful number, since it uses less digits than its factorization.
30526270 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105299.
The product of its (nonzero) digits is 2520, while the sum is 25.
The square root of 30526270 is about 5525.0583707324. The cubic root of 30526270 is about 312.5296654505.
Adding to 30526270 its reverse (7262503), we get a palindrome (37788773).
The spelling of 30526270 in words is "thirty million, five hundred twenty-six thousand, two hundred seventy".
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