Base | Representation |
---|---|
bin | 10111101011111… |
… | …11000010111100 |
3 | 111211220001212100 |
4 | 23311333002330 |
5 | 401331414434 |
6 | 31414505100 |
7 | 4631634630 |
oct | 1365770274 |
9 | 454801770 |
10 | 198701244 |
11 | a2186205 |
12 | 56665190 |
13 | 32221101 |
14 | 1c564dc0 |
15 | 1269e699 |
hex | bd7f0bc |
198701244 has 36 divisors (see below), whose sum is σ = 574026544. Its totient is φ = 56771712.
The previous prime is 198701207. The next prime is 198701267. The reversal of 198701244 is 442107891.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 198701199 and 198701208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 393997 + ... + 394500.
Almost surely, 2198701244 is an apocalyptic number.
198701244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
198701244 is an abundant number, since it is smaller than the sum of its proper divisors (375325300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
198701244 is a wasteful number, since it uses less digits than its factorization.
198701244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 788514 (or 788509 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 198701244 is about 14096.1428766879. The cubic root of 198701244 is about 583.5349357776.
The spelling of 198701244 in words is "one hundred ninety-eight million, seven hundred one thousand, two hundred forty-four".
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