Base | Representation |
---|---|
bin | 1001001010100… |
… | …11001010011100 |
3 | 12100200020200222 |
4 | 10211103022130 |
5 | 124140333214 |
6 | 11343540512 |
7 | 1622345300 |
oct | 445231234 |
9 | 170606628 |
10 | 76886684 |
11 | 3a445116 |
12 | 218ba738 |
13 | 12c102a4 |
14 | a2d5d00 |
15 | 6b3b38e |
hex | 495329c |
76886684 has 18 divisors (see below), whose sum is σ = 156519720. Its totient is φ = 32951352.
The previous prime is 76886659. The next prime is 76886687. The reversal of 76886684 is 48668867.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76886687) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 195944 + ... + 196335.
It is an arithmetic number, because the mean of its divisors is an integer number (8695540).
Almost surely, 276886684 is an apocalyptic number.
It is an amenable number.
76886684 is an abundant number, since it is smaller than the sum of its proper divisors (79633036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76886684 is a wasteful number, since it uses less digits than its factorization.
76886684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 392297 (or 392288 counting only the distinct ones).
The product of its digits is 3096576, while the sum is 53.
The square root of 76886684 is about 8768.5052317941. The cubic root of 76886684 is about 425.2232902777.
The spelling of 76886684 in words is "seventy-six million, eight hundred eighty-six thousand, six hundred eighty-four".
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