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300230023 = 472963487
BaseRepresentation
bin10001111001010…
…010010110000111
3202220221021011111
4101321102112013
51103324330043
645442545451
710303625122
oct2171222607
9686837144
10300230023
11144521295
1284668287
134a27b702
142bc333b9
151b55709d
hex11e52587

300230023 has 4 divisors (see below), whose sum is σ = 300298240. Its totient is φ = 300161808.

The previous prime is 300229997. The next prime is 300230041. The reversal of 300230023 is 320032003.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 300230023 - 221 = 298132871 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 300229985 and 300230012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300230923) 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, 27015 + ... + 36472.

It is an arithmetic number, because the mean of its divisors is an integer number (75074560).

Almost surely, 2300230023 is an apocalyptic number.

300230023 is a deficient number, since it is larger than the sum of its proper divisors (68217).

300230023 is an equidigital number, since it uses as much as digits as its factorization.

300230023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68216.

The product of its (nonzero) digits is 108, while the sum is 13.

The square root of 300230023 is about 17327.1469953943. The cubic root of 300230023 is about 669.6040007895.

Adding to 300230023 its reverse (320032003), we get a palindrome (620262026).

The spelling of 300230023 in words is "three hundred million, two hundred thirty thousand, twenty-three".

Divisors: 1 4729 63487 300230023