Base | Representation |
---|---|
bin | 110101100001… |
… | …1101010011110 |
3 | 1221210211010202 |
4 | 1223003222132 |
5 | 24141030124 |
6 | 2441303502 |
7 | 460354310 |
oct | 153035236 |
9 | 57724122 |
10 | 28064414 |
11 | 14929234 |
12 | 9494b92 |
13 | 5a77c81 |
14 | 3a277b0 |
15 | 26e55ae |
hex | 1ac3a9e |
28064414 has 8 divisors (see below), whose sum is σ = 48110448. Its totient is φ = 12027600.
The previous prime is 28064411. The next prime is 28064417. The reversal of 28064414 is 41446082.
It is an interprime number because it is at equal distance from previous prime (28064411) and next prime (28064417).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×280644142 = 1575222666326792, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28064411) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1002287 + ... + 1002314.
It is an arithmetic number, because the mean of its divisors is an integer number (6013806).
Almost surely, 228064414 is an apocalyptic number.
28064414 is a deficient number, since it is larger than the sum of its proper divisors (20046034).
28064414 is a wasteful number, since it uses less digits than its factorization.
28064414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2004610.
The product of its (nonzero) digits is 6144, while the sum is 29.
The square root of 28064414 is about 5297.5856765134. The cubic root of 28064414 is about 303.8915746182.
The spelling of 28064414 in words is "twenty-eight million, sixty-four thousand, four hundred fourteen".
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