Base | Representation |
---|---|
bin | 111001100110… |
… | …1111001100110 |
3 | 2002211111101221 |
4 | 1303031321212 |
5 | 30213002434 |
6 | 2555210554 |
7 | 514503556 |
oct | 163157146 |
9 | 62744357 |
10 | 30203494 |
11 | 1605a372 |
12 | a146a5a |
13 | 63467b9 |
14 | 4023166 |
15 | 29b92b4 |
hex | 1ccde66 |
30203494 has 8 divisors (see below), whose sum is σ = 45329688. Its totient is φ = 15093600.
The previous prime is 30203477. The next prime is 30203513. The reversal of 30203494 is 49430203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×302034943 (a number of 23 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3054 + ... + 8350.
It is an arithmetic number, because the mean of its divisors is an integer number (5666211).
Almost surely, 230203494 is an apocalyptic number.
30203494 is a deficient number, since it is larger than the sum of its proper divisors (15126194).
30203494 is a wasteful number, since it uses less digits than its factorization.
30203494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8150.
The product of its (nonzero) digits is 2592, while the sum is 25.
The square root of 30203494 is about 5495.7705556182. The cubic root of 30203494 is about 311.4242271168.
Adding to 30203494 its reverse (49430203), we get a palindrome (79633697).
The spelling of 30203494 in words is "thirty million, two hundred three thousand, four hundred ninety-four".
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