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30234353 = 671792521
BaseRepresentation
bin111001101010…
…1011011110001
32002220001201212
41303111123301
530214444403
63000005505
7514662542
oct163253361
962801655
1030234353
1116080576
12a160895
136357866
1440304c9
1529c34d8
hex1cd56f1

30234353 has 8 divisors (see below), whose sum is σ = 30869280. Its totient is φ = 29604960.

The previous prime is 30234341. The next prime is 30234371. The reversal of 30234353 is 35343203.

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 30234353 - 218 = 29972209 is a prime.

It is a super-2 number, since 2×302343532 = 1828232202657218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30231353) 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, 10733 + ... + 13253.

It is an arithmetic number, because the mean of its divisors is an integer number (3858660).

Almost surely, 230234353 is an apocalyptic number.

It is an amenable number.

30234353 is a deficient number, since it is larger than the sum of its proper divisors (634927).

30234353 is a wasteful number, since it uses less digits than its factorization.

30234353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2767.

The product of its (nonzero) digits is 3240, while the sum is 23.

The square root of 30234353 is about 5498.5773614636. The cubic root of 30234353 is about 311.5302520373.

Adding to 30234353 its reverse (35343203), we get a palindrome (65577556).

The spelling of 30234353 in words is "thirty million, two hundred thirty-four thousand, three hundred fifty-three".

Divisors: 1 67 179 2521 11993 168907 451259 30234353