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230248678 = 21110465849
BaseRepresentation
bin11011011100101…
…01000011100110
3121001020211210211
431232111003212
5432420424203
634503010034
75464036642
oct1556250346
9531224724
10230248678
11108a73270
126513991a
133891852a
1422817c22
1515331c6d
hexdb950e6

230248678 has 8 divisors (see below), whose sum is σ = 376770600. Its totient is φ = 104658480.

The previous prime is 230248673. The next prime is 230248679. The reversal of 230248678 is 876842032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 230248678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230248673) 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, 5232903 + ... + 5232946.

It is an arithmetic number, because the mean of its divisors is an integer number (47096325).

Almost surely, 2230248678 is an apocalyptic number.

230248678 is a deficient number, since it is larger than the sum of its proper divisors (146521922).

230248678 is a wasteful number, since it uses less digits than its factorization.

230248678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10465862.

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 230248678 is about 15173.9473440499. The cubic root of 230248678 is about 612.9133041651.

The spelling of 230248678 in words is "two hundred thirty million, two hundred forty-eight thousand, six hundred seventy-eight".

Divisors: 1 2 11 22 10465849 20931698 115124339 230248678