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230448461 is a prime number
BaseRepresentation
bin11011011110001…
…01110101001101
3121001121222212012
431233011311031
5432443322321
634511151005
75465531255
oct1557056515
9531558765
10230448461
1110909a381
1265215465
1338988449
142286a965
151537105b
hexdbc5d4d

230448461 has 2 divisors, whose sum is σ = 230448462. Its totient is φ = 230448460.

The previous prime is 230448457. The next prime is 230448479. The reversal of 230448461 is 164844032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225300100 + 5148361 = 15010^2 + 2269^2 .

It is a cyclic number.

It is not a de Polignac number, because 230448461 - 22 = 230448457 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230448061) 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 as a sum of consecutive naturals, namely, 115224230 + 115224231.

It is an arithmetic number, because the mean of its divisors is an integer number (115224231).

Almost surely, 2230448461 is an apocalyptic number.

It is an amenable number.

230448461 is a deficient number, since it is larger than the sum of its proper divisors (1).

230448461 is an equidigital number, since it uses as much as digits as its factorization.

230448461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 230448461 is about 15180.5290092276. The cubic root of 230448461 is about 613.0905245237.

The spelling of 230448461 in words is "two hundred thirty million, four hundred forty-eight thousand, four hundred sixty-one".