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230244454 = 21110465657
BaseRepresentation
bin11011011100101…
…00000001100110
3121001020122000101
431232110001212
5432420310304
634502534314
75464021426
oct1556240146
9531218011
10230244454
11108a70080
126513739a
133891662b
1422816486
15153308a4
hexdb94066

230244454 has 8 divisors (see below), whose sum is σ = 376763688. Its totient is φ = 104656560.

The previous prime is 230244431. The next prime is 230244457. The reversal of 230244454 is 454442032.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230244457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5232807 + ... + 5232850.

It is an arithmetic number, because the mean of its divisors is an integer number (47095461).

Almost surely, 2230244454 is an apocalyptic number.

230244454 is a deficient number, since it is larger than the sum of its proper divisors (146519234).

230244454 is a wasteful number, since it uses less digits than its factorization.

230244454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10465670.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 230244454 is about 15173.8081574798. The cubic root of 230244454 is about 612.9095560992.

Adding to 230244454 its reverse (454442032), we get a palindrome (684686486).

The spelling of 230244454 in words is "two hundred thirty million, two hundred forty-four thousand, four hundred fifty-four".

Divisors: 1 2 11 22 10465657 20931314 115122227 230244454