Base | Representation |
---|---|
bin | 101111001110… |
… | …110001110010 |
3 | 212022000221121 |
4 | 233032301302 |
5 | 11132200143 |
6 | 1121212454 |
7 | 210145036 |
oct | 57166162 |
9 | 25260847 |
10 | 12381298 |
11 | 6a97286 |
12 | 419112a |
13 | 2746717 |
14 | 19041c6 |
15 | 11487ed |
hex | bcec72 |
12381298 has 8 divisors (see below), whose sum is σ = 18591408. Its totient is φ = 6184164.
The previous prime is 12381227. The next prime is 12381319. The reversal of 12381298 is 89218321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an alternating number because its digits alternate between odd and even.
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, 336 + ... + 4987.
It is an arithmetic number, because the mean of its divisors is an integer number (2323926).
Almost surely, 212381298 is an apocalyptic number.
12381298 is a deficient number, since it is larger than the sum of its proper divisors (6210110).
12381298 is a wasteful number, since it uses less digits than its factorization.
12381298 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6488.
The product of its digits is 6912, while the sum is 34.
The square root of 12381298 is about 3518.7068647445. The cubic root of 12381298 is about 231.3424828043.
The spelling of 12381298 in words is "twelve million, three hundred eighty-one thousand, two hundred ninety-eight".
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