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242494097 is a prime number
BaseRepresentation
bin11100111010000…
…10101010010001
3121220021222100212
432131002222101
5444034302342
640021253505
76003110606
oct1635025221
9556258325
10242494097
1111497744a
1269264295
133b315141
14242c46ad
1516450182
hexe742a91

242494097 has 2 divisors, whose sum is σ = 242494098. Its totient is φ = 242494096.

The previous prime is 242494067. The next prime is 242494111. The reversal of 242494097 is 790494242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128346241 + 114147856 = 11329^2 + 10684^2 .

It is a cyclic number.

It is not a de Polignac number, because 242494097 - 28 = 242493841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (242494067) 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 as a sum of consecutive naturals, namely, 121247048 + 121247049.

It is an arithmetic number, because the mean of its divisors is an integer number (121247049).

Almost surely, 2242494097 is an apocalyptic number.

It is an amenable number.

242494097 is a deficient number, since it is larger than the sum of its proper divisors (1).

242494097 is an equidigital number, since it uses as much as digits as its factorization.

242494097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 242494097 is about 15572.2219673366. The cubic root of 242494097 is about 623.5917922779.

The spelling of 242494097 in words is "two hundred forty-two million, four hundred ninety-four thousand, ninety-seven".