Base | Representation |
---|---|
bin | 1001001010001… |
… | …01010101001001 |
3 | 12100120100222111 |
4 | 10211011111021 |
5 | 124132030100 |
6 | 11342422321 |
7 | 1622021146 |
oct | 445052511 |
9 | 170510874 |
10 | 76830025 |
11 | 3a406598 |
12 | 218919a1 |
13 | 12bc056c |
14 | a2bd3cd |
15 | 6b296ba |
hex | 4945549 |
76830025 has 6 divisors (see below), whose sum is σ = 95269262. Its totient is φ = 61464000.
The previous prime is 76829989. The next prime is 76830031. The reversal of 76830025 is 52003867.
It can be written as a sum of positive squares in 3 ways, for example, as 1279161 + 75550864 = 1131^2 + 8692^2 .
It is not a de Polignac number, because 76830025 - 215 = 76797257 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1536576 + ... + 1536625.
Almost surely, 276830025 is an apocalyptic number.
It is an amenable number.
76830025 is a deficient number, since it is larger than the sum of its proper divisors (18439237).
76830025 is a wasteful number, since it uses less digits than its factorization.
76830025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3073211 (or 3073206 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 31.
The square root of 76830025 is about 8765.2738120380. The cubic root of 76830025 is about 425.1188133788.
The spelling of 76830025 in words is "seventy-six million, eight hundred thirty thousand, twenty-five".
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