Base | Representation |
---|---|
bin | 110110001000… |
… | …0010101011110 |
3 | 1222101202221011 |
4 | 1230100111132 |
5 | 24231102322 |
6 | 2452125434 |
7 | 463133020 |
oct | 154202536 |
9 | 58352834 |
10 | 28378462 |
11 | 15023182 |
12 | 960687a |
13 | 5b57bb8 |
14 | 3aaa010 |
15 | 2758677 |
hex | 1b1055e |
28378462 has 8 divisors (see below), whose sum is σ = 48648816. Its totient is φ = 12162192.
The previous prime is 28378421. The next prime is 28378507. The reversal of 28378462 is 26487382.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 1013503 + ... + 1013530.
It is an arithmetic number, because the mean of its divisors is an integer number (6081102).
Almost surely, 228378462 is an apocalyptic number.
28378462 is a deficient number, since it is larger than the sum of its proper divisors (20270354).
28378462 is a wasteful number, since it uses less digits than its factorization.
28378462 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2027042.
The product of its digits is 129024, while the sum is 40.
The square root of 28378462 is about 5327.1438876756. The cubic root of 28378462 is about 305.0209140904.
The spelling of 28378462 in words is "twenty-eight million, three hundred seventy-eight thousand, four hundred sixty-two".
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