Base | Representation |
---|---|
bin | 111001010001… |
… | …0101110000110 |
3 | 2002111111210102 |
4 | 1302202232012 |
5 | 30141323010 |
6 | 2551324102 |
7 | 513136124 |
oct | 162425606 |
9 | 62444712 |
10 | 30026630 |
11 | 15a494a7 |
12 | a080632 |
13 | 62b414a |
14 | 3db8914 |
15 | 2981ba5 |
hex | 1ca2b86 |
30026630 has 8 divisors (see below), whose sum is σ = 54047952. Its totient is φ = 12010648.
The previous prime is 30026627. The next prime is 30026639. The reversal of 30026630 is 3662003.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30026639) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1501322 + ... + 1501341.
It is an arithmetic number, because the mean of its divisors is an integer number (6755994).
Almost surely, 230026630 is an apocalyptic number.
30026630 is a deficient number, since it is larger than the sum of its proper divisors (24021322).
30026630 is a wasteful number, since it uses less digits than its factorization.
30026630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3002670.
The product of its (nonzero) digits is 648, while the sum is 20.
The square root of 30026630 is about 5479.6560111014. The cubic root of 30026630 is about 310.8151629623.
Adding to 30026630 its reverse (3662003), we get a palindrome (33688633).
The spelling of 30026630 in words is "thirty million, twenty-six thousand, six hundred thirty".
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