Base | Representation |
---|---|
bin | 1001000111111… |
… | …11110110110000 |
3 | 12100000220121220 |
4 | 10203333312300 |
5 | 124043423311 |
6 | 11332345040 |
7 | 1616424411 |
oct | 443776660 |
9 | 170026556 |
10 | 76545456 |
11 | 3a231809 |
12 | 21775180 |
13 | 12b20b90 |
14 | a247808 |
15 | 6ac0206 |
hex | 48ffdb0 |
76545456 has 80 divisors (see below), whose sum is σ = 214257120. Its totient is φ = 23408640.
The previous prime is 76545431. The next prime is 76545467. The reversal of 76545456 is 65454567.
76545456 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.
It is an alternating number because its digits alternate between odd and even.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150130 + ... + 150638.
It is an arithmetic number, because the mean of its divisors is an integer number (2678214).
Almost surely, 276545456 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 76545456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107128560).
76545456 is an abundant number, since it is smaller than the sum of its proper divisors (137711664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76545456 is a wasteful number, since it uses less digits than its factorization.
76545456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 774 (or 768 counting only the distinct ones).
The product of its digits is 504000, while the sum is 42.
The square root of 76545456 is about 8749.0260029331. The cubic root of 76545456 is about 424.5933013655.
The spelling of 76545456 in words is "seventy-six million, five hundred forty-five thousand, four hundred fifty-six".
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