Base | Representation |
---|---|
bin | 1001000100100… |
… | …00000110110000 |
3 | 12022011122202000 |
4 | 10202100012300 |
5 | 123434301403 |
6 | 11314454000 |
7 | 1612510053 |
oct | 442200660 |
9 | 168148660 |
10 | 76087728 |
11 | 39a49922 |
12 | 21594300 |
13 | 129c0732 |
14 | a168a9a |
15 | 6a2e7a3 |
hex | 48901b0 |
76087728 has 40 divisors (see below), whose sum is σ = 218401200. Its totient is φ = 25362432.
The previous prime is 76087721. The next prime is 76087729. The reversal of 76087728 is 82778067.
It is not an unprimeable number, because it can be changed into a prime (76087721) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87633 + ... + 88496.
It is an arithmetic number, because the mean of its divisors is an integer number (5460030).
Almost surely, 276087728 is an apocalyptic number.
It is an amenable number.
76087728 is an abundant number, since it is smaller than the sum of its proper divisors (142313472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76087728 is a wasteful number, since it uses less digits than its factorization.
76087728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 176146 (or 176134 counting only the distinct ones).
The product of its (nonzero) digits is 263424, while the sum is 45.
The square root of 76087728 is about 8722.8279817958. The cubic root of 76087728 is about 423.7452783560.
It can be divided in two parts, 760 and 87728, that added together give a palindrome (88488).
The spelling of 76087728 in words is "seventy-six million, eighty-seven thousand, seven hundred twenty-eight".
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