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297242 = 21159229
BaseRepresentation
bin1001000100100011010
3120002201222
41020210122
534002432
610212042
72345411
oct1104432
9502658
10297242
11193360
12124022
13a53aa
147a478
155d112
hex4891a

297242 has 16 divisors (see below), whose sum is σ = 496800. Its totient is φ = 132240.

The previous prime is 297233. The next prime is 297247. The reversal of 297242 is 242792.

It is not an unprimeable number, because it can be changed into a prime (297247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1184 + ... + 1412.

It is an arithmetic number, because the mean of its divisors is an integer number (31050).

2297242 is an apocalyptic number.

297242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

297242 is a deficient number, since it is larger than the sum of its proper divisors (199558).

297242 is a wasteful number, since it uses less digits than its factorization.

297242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301.

The product of its digits is 2016, while the sum is 26.

The square root of 297242 is about 545.1990462207. The cubic root of 297242 is about 66.7375191167.

The spelling of 297242 in words is "two hundred ninety-seven thousand, two hundred forty-two".

Divisors: 1 2 11 22 59 118 229 458 649 1298 2519 5038 13511 27022 148621 297242