Base | Representation |
---|---|
bin | 1001011001100… |
… | …11011110011110 |
3 | 12111101012102020 |
4 | 10230303132132 |
5 | 130141312141 |
6 | 11454041010 |
7 | 1645151115 |
oct | 454633636 |
9 | 174335366 |
10 | 78854046 |
11 | 40569237 |
12 | 224a9166 |
13 | 1344b8cb |
14 | a688c7c |
15 | 6dc9266 |
hex | 4b3379e |
78854046 has 16 divisors (see below), whose sum is σ = 158951424. Its totient is φ = 26077464.
The previous prime is 78854011. The next prime is 78854071. The reversal of 78854046 is 64045887.
It is a junction number, because it is equal to n+sod(n) for n = 78853989 and 78854007.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50980 + ... + 52503.
It is an arithmetic number, because the mean of its divisors is an integer number (9934464).
Almost surely, 278854046 is an apocalyptic number.
78854046 is an abundant number, since it is smaller than the sum of its proper divisors (80097378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78854046 is a wasteful number, since it uses less digits than its factorization.
78854046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103615.
The product of its (nonzero) digits is 215040, while the sum is 42.
The square root of 78854046 is about 8879.9800675452. The cubic root of 78854046 is about 428.8196328296.
The spelling of 78854046 in words is "seventy-eight million, eight hundred fifty-four thousand, forty-six".
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