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268201 = 674003
BaseRepresentation
bin1000001011110101001
3111121220101
41001132221
532040301
65425401
72164633
oct1013651
9447811
10268201
1117355a
1210b261
13950cb
146da53
1554701
hex417a9

268201 has 4 divisors (see below), whose sum is σ = 272272. Its totient is φ = 264132.

The previous prime is 268199. The next prime is 268207. The reversal of 268201 is 102862.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102862 = 251431.

It is a cyclic number.

It is not a de Polignac number, because 268201 - 21 = 268199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (268207) 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, 1935 + ... + 2068.

It is an arithmetic number, because the mean of its divisors is an integer number (68068).

2268201 is an apocalyptic number.

It is an amenable number.

268201 is a deficient number, since it is larger than the sum of its proper divisors (4071).

268201 is an equidigital number, since it uses as much as digits as its factorization.

268201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4070.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 268201 is about 517.8812605221. The cubic root of 268201 is about 64.4891715091.

The spelling of 268201 in words is "two hundred sixty-eight thousand, two hundred one".

Divisors: 1 67 4003 268201