Search a number
-
+
198348225 = 3524756269
BaseRepresentation
bin10111101001010…
…00110111000001
3111211020010121120
423310220313001
5401234120400
631403142453
74625634465
oct1364506701
9454203546
10198348225
11a1a64a59
1256514a29
133212951a
141c4b24a5
151262eca0
hexbd28dc1

198348225 has 24 divisors (see below), whose sum is σ = 334919040. Its totient is φ = 103533120.

The previous prime is 198348187. The next prime is 198348259. The reversal of 198348225 is 522843891.

198348225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 198348225 - 28 = 198347969 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24610 + ... + 31659.

It is an arithmetic number, because the mean of its divisors is an integer number (13954960).

Almost surely, 2198348225 is an apocalyptic number.

198348225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

198348225 is a deficient number, since it is larger than the sum of its proper divisors (136570815).

198348225 is a wasteful number, since it uses less digits than its factorization.

198348225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56329 (or 56324 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The square root of 198348225 is about 14083.6154804084. The cubic root of 198348225 is about 583.1891552973.

The spelling of 198348225 in words is "one hundred ninety-eight million, three hundred forty-eight thousand, two hundred twenty-five".

Divisors: 1 3 5 15 25 47 75 141 235 705 1175 3525 56269 168807 281345 844035 1406725 2644643 4220175 7933929 13223215 39669645 66116075 198348225