Base | Representation |
---|---|
bin | 1001000111010… |
… | …01111000101100 |
3 | 12022212100012000 |
4 | 10203221320230 |
5 | 124033033333 |
6 | 11330412300 |
7 | 1615601145 |
oct | 443517054 |
9 | 168770160 |
10 | 76455468 |
11 | 3a180141 |
12 | 21731090 |
13 | 12abbc2b |
14 | a222acc |
15 | 6aa3713 |
hex | 48e9e2c |
76455468 has 144 divisors (see below), whose sum is σ = 218907360. Its totient is φ = 23048064.
The previous prime is 76455437. The next prime is 76455469. The reversal of 76455468 is 86455467.
It is not an unprimeable number, because it can be changed into a prime (76455469) 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 47 ways as a sum of consecutive naturals, for example, 1442530 + ... + 1442582.
It is an arithmetic number, because the mean of its divisors is an integer number (1520190).
Almost surely, 276455468 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 76455468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109453680).
76455468 is an abundant number, since it is smaller than the sum of its proper divisors (142451892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76455468 is a wasteful number, since it uses less digits than its factorization.
76455468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141 (or 114 counting only the distinct ones).
The product of its digits is 806400, while the sum is 45.
The square root of 76455468 is about 8743.8817466844. The cubic root of 76455468 is about 424.4268500108.
Subtracting 76455468 from its reverse (86455467), we obtain a palindrome (9999999).
The spelling of 76455468 in words is "seventy-six million, four hundred fifty-five thousand, four hundred sixty-eight".
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