Base | Representation |
---|---|
bin | 111001101011… |
… | …1100010111001 |
3 | 2002220111121011 |
4 | 1303113202321 |
5 | 30220234001 |
6 | 3000113521 |
7 | 515030005 |
oct | 163274271 |
9 | 62814534 |
10 | 30243001 |
11 | 16087018 |
12 | a1658a1 |
13 | 635b789 |
14 | 4033705 |
15 | 29c5d51 |
hex | 1cd78b9 |
30243001 has 8 divisors (see below), whose sum is σ = 30693600. Its totient is φ = 29795040.
The previous prime is 30242941. The next prime is 30243013. The reversal of 30243001 is 10034203.
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 30243001 - 27 = 30242873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30223001) 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, 36886 + ... + 37696.
It is an arithmetic number, because the mean of its divisors is an integer number (3836700).
Almost surely, 230243001 is an apocalyptic number.
It is an amenable number.
30243001 is a deficient number, since it is larger than the sum of its proper divisors (450599).
30243001 is an equidigital number, since it uses as much as digits as its factorization.
30243001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1319.
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 30243001 is about 5499.3636904646. The cubic root of 30243001 is about 311.5599517720.
Adding to 30243001 its reverse (10034203), we get a palindrome (40277204).
The spelling of 30243001 in words is "thirty million, two hundred forty-three thousand, one".
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