Base | Representation |
---|---|
bin | 101111010010… |
… | …110110111000 |
3 | 212022212212111 |
4 | 233102312320 |
5 | 11133214013 |
6 | 1121422104 |
7 | 210244540 |
oct | 57226670 |
9 | 25285774 |
10 | 12398008 |
11 | 6aa8897 |
12 | 419a934 |
13 | 27511cc |
14 | 190a320 |
15 | 114d73d |
hex | bd2db8 |
12398008 has 16 divisors (see below), whose sum is σ = 26567280. Its totient is φ = 5313408.
The previous prime is 12397991. The next prime is 12398011. The reversal of 12398008 is 80089321.
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, 110641 + ... + 110752.
It is an arithmetic number, because the mean of its divisors is an integer number (1660455).
Almost surely, 212398008 is an apocalyptic number.
It is an amenable number.
12398008 is an abundant number, since it is smaller than the sum of its proper divisors (14169272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12398008 is a wasteful number, since it uses less digits than its factorization.
12398008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221406 (or 221402 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 31.
The square root of 12398008 is about 3521.0805159780. The cubic root of 12398008 is about 231.4465105378.
The spelling of 12398008 in words is "twelve million, three hundred ninety-eight thousand, eight".
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