Base | Representation |
---|---|
bin | 111001101010… |
… | …1011010001101 |
3 | 2002220001121011 |
4 | 1303111122031 |
5 | 30214444003 |
6 | 3000005221 |
7 | 514662340 |
oct | 163253215 |
9 | 62801534 |
10 | 30234253 |
11 | 16080495 |
12 | a160811 |
13 | 63577ba |
14 | 4030457 |
15 | 29c346d |
hex | 1cd568d |
30234253 has 8 divisors (see below), whose sum is σ = 34587072. Its totient is φ = 25889856.
The previous prime is 30234229. The next prime is 30234257. The reversal of 30234253 is 35243203.
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 30234253 - 29 = 30233741 is a prime.
It is a super-2 number, since 2×302342532 = 1828220108936018, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30234257) 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, 11301 + ... + 13717.
It is an arithmetic number, because the mean of its divisors is an integer number (4323384).
Almost surely, 230234253 is an apocalyptic number.
It is an amenable number.
30234253 is a deficient number, since it is larger than the sum of its proper divisors (4352819).
30234253 is a wasteful number, since it uses less digits than its factorization.
30234253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4211.
The product of its (nonzero) digits is 2160, while the sum is 22.
The square root of 30234253 is about 5498.5682681949. The cubic root of 30234253 is about 311.5299085752.
Adding to 30234253 its reverse (35243203), we get a palindrome (65477456).
The spelling of 30234253 in words is "thirty million, two hundred thirty-four thousand, two hundred fifty-three".
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