Base | Representation |
---|---|
bin | 1001100111000… |
… | …10011110001100 |
3 | 12121200220000212 |
4 | 10303202132030 |
5 | 131114310104 |
6 | 11555541552 |
7 | 1666152665 |
oct | 463423614 |
9 | 177626025 |
10 | 80619404 |
11 | 41564608 |
12 | 22bba8b8 |
13 | 139192b8 |
14 | a9c836c |
15 | 712736e |
hex | 4ce278c |
80619404 has 24 divisors (see below), whose sum is σ = 143272080. Its totient is φ = 39688704.
The previous prime is 80619403. The next prime is 80619419. The reversal of 80619404 is 40491608.
It is not an unprimeable number, because it can be changed into a prime (80619401) 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 7 ways as a sum of consecutive naturals, for example, 153887 + ... + 154409.
It is an arithmetic number, because the mean of its divisors is an integer number (5969670).
Almost surely, 280619404 is an apocalyptic number.
It is an amenable number.
80619404 is a deficient number, since it is larger than the sum of its proper divisors (62652676).
80619404 is a wasteful number, since it uses less digits than its factorization.
80619404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1049 (or 1047 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 32.
The square root of 80619404 is about 8978.8308815792. The cubic root of 80619404 is about 431.9961347962.
The spelling of 80619404 in words is "eighty million, six hundred nineteen thousand, four hundred four".
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