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300130213 = 1915796327
BaseRepresentation
bin10001111000111…
…001111110100101
3202220202012020211
4101320321332211
51103313131323
645440455421
710303031125
oct2170717645
9686665224
10300130213
111444632a9
128461a571
134a245156
142bc08c85
151b53770d
hex11e39fa5

300130213 has 4 divisors (see below), whose sum is σ = 315926560. Its totient is φ = 284333868.

The previous prime is 300130177. The next prime is 300130217. The reversal of 300130213 is 312031003.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 312031003 = 587531569.

It is a cyclic number.

It is not a de Polignac number, because 300130213 - 29 = 300129701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 300130193 and 300130202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300130217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7898145 + ... + 7898182.

It is an arithmetic number, because the mean of its divisors is an integer number (78981640).

Almost surely, 2300130213 is an apocalyptic number.

It is an amenable number.

300130213 is a deficient number, since it is larger than the sum of its proper divisors (15796347).

300130213 is a wasteful number, since it uses less digits than its factorization.

300130213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15796346.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 300130213 is about 17324.2665934232. The cubic root of 300130213 is about 669.5297903756.

Adding to 300130213 its reverse (312031003), we get a palindrome (612161216).

The spelling of 300130213 in words is "three hundred million, one hundred thirty thousand, two hundred thirteen".

Divisors: 1 19 15796327 300130213