Base | Representation |
---|---|
bin | 101110100010… |
… | …000101000000 |
3 | 211221201210111 |
4 | 232202011000 |
5 | 11110320313 |
6 | 1113241104 |
7 | 205453201 |
oct | 56420500 |
9 | 24851714 |
10 | 12198208 |
11 | 6981770 |
12 | 4103194 |
13 | 26b1299 |
14 | 18975a8 |
15 | 110e43d |
hex | ba2140 |
12198208 has 28 divisors (see below), whose sum is σ = 26407872. Its totient is φ = 5544320.
The previous prime is 12198161. The next prime is 12198217. The reversal of 12198208 is 80289121.
It is a happy number.
It is a super-2 number, since 2×121982082 = 297592556822528, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12198208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7960 + ... + 9367.
Almost surely, 212198208 is an apocalyptic number.
It is an amenable number.
12198208 is an abundant number, since it is smaller than the sum of its proper divisors (14209664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12198208 is a wasteful number, since it uses less digits than its factorization.
12198208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17350 (or 17340 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 31.
The square root of 12198208 is about 3492.5933058402. The cubic root of 12198208 is about 230.1964798703.
The spelling of 12198208 in words is "twelve million, one hundred ninety-eight thousand, two hundred eight".
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