Base | Representation |
---|---|
bin | 1001000010000… |
… | …01110000111001 |
3 | 12021120100120022 |
4 | 10201001300321 |
5 | 123344014331 |
6 | 11303540225 |
7 | 1610002403 |
oct | 441016071 |
9 | 167510508 |
10 | 75766841 |
11 | 3984a827 |
12 | 2145a675 |
13 | 1290a667 |
14 | a0c3b73 |
15 | 69b967b |
hex | 4841c39 |
75766841 has 12 divisors (see below), whose sum is σ = 80808540. Its totient is φ = 71024640.
The previous prime is 75766837. The next prime is 75766843. The reversal of 75766841 is 14866757.
It can be written as a sum of positive squares in 6 ways, for example, as 36966400 + 38800441 = 6080^2 + 6229^2 .
It is not a de Polignac number, because 75766841 - 22 = 75766837 is a prime.
It is a super-2 number, since 2×757668412 = 11481228390238562, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 75766792 and 75766801.
It is not an unprimeable number, because it can be changed into a prime (75766843) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117881 + ... + 118521.
It is an arithmetic number, because the mean of its divisors is an integer number (6734045).
Almost surely, 275766841 is an apocalyptic number.
It is an amenable number.
75766841 is a deficient number, since it is larger than the sum of its proper divisors (5041699).
75766841 is a wasteful number, since it uses less digits than its factorization.
75766841 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1084 (or 1067 counting only the distinct ones).
The product of its digits is 282240, while the sum is 44.
The square root of 75766841 is about 8704.4150291677. The cubic root of 75766841 is about 423.1487478626.
The spelling of 75766841 in words is "seventy-five million, seven hundred sixty-six thousand, eight hundred forty-one".
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