Base | Representation |
---|---|
bin | 1001100000110… |
… | …11011100110100 |
3 | 12120011110210120 |
4 | 10300123130310 |
5 | 130412213322 |
6 | 11530251540 |
7 | 1656216225 |
oct | 460333464 |
9 | 176143716 |
10 | 79804212 |
11 | 410580a4 |
12 | 22886bb0 |
13 | 136c2237 |
14 | a85524c |
15 | 7015a5c |
hex | 4c1b734 |
79804212 has 12 divisors (see below), whose sum is σ = 186209856. Its totient is φ = 26601400.
The previous prime is 79804211. The next prime is 79804217. The reversal of 79804212 is 21240897.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (12).
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79804211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3325164 + ... + 3325187.
It is an arithmetic number, because the mean of its divisors is an integer number (15517488).
Almost surely, 279804212 is an apocalyptic number.
It is an amenable number.
79804212 is an abundant number, since it is smaller than the sum of its proper divisors (106405644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79804212 is a wasteful number, since it uses less digits than its factorization.
79804212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6650358 (or 6650356 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 79804212 is about 8933.3203233736. The cubic root of 79804212 is about 430.5351404770.
The spelling of 79804212 in words is "seventy-nine million, eight hundred four thousand, two hundred twelve".
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