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198268 = 2277397
BaseRepresentation
bin110000011001111100
3101001222021
4300121330
522321033
64125524
71454020
oct603174
9331867
10198268
11125a64
12968a4
136c325
1452380
153db2d
hex3067c

198268 has 24 divisors (see below), whose sum is σ = 406112. Its totient is φ = 82944.

The previous prime is 198259. The next prime is 198277. The reversal of 198268 is 862891.

198268 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (198259) and next prime (198277).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1996 + ... + 2092.

2198268 is an apocalyptic number.

It is an amenable number.

198268 is an abundant number, since it is smaller than the sum of its proper divisors (207844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198268 is a wasteful number, since it uses less digits than its factorization.

198268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 179 counting only the distinct ones).

The product of its digits is 6912, while the sum is 34.

The square root of 198268 is about 445.2729499981. The cubic root of 198268 is about 58.3110518077.

The spelling of 198268 in words is "one hundred ninety-eight thousand, two hundred sixty-eight".

Divisors: 1 2 4 7 14 28 73 97 146 194 292 388 511 679 1022 1358 2044 2716 7081 14162 28324 49567 99134 198268