Base | Representation |
---|---|
bin | 1001001010001… |
… | …00110100101101 |
3 | 12100120021010121 |
4 | 10211010310231 |
5 | 124131443244 |
6 | 11342404541 |
7 | 1622012122 |
oct | 445046455 |
9 | 170507117 |
10 | 76827949 |
11 | 3a404a80 |
12 | 21890751 |
13 | 12bbc633 |
14 | a2bc749 |
15 | 6b28c84 |
hex | 4944d2d |
76827949 has 8 divisors (see below), whose sum is σ = 83939040. Its totient is φ = 69738000.
The previous prime is 76827937. The next prime is 76827967. The reversal of 76827949 is 94972867.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 76827949 - 25 = 76827917 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 76827896 and 76827905.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76827349) 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, 2874 + ... + 12724.
It is an arithmetic number, because the mean of its divisors is an integer number (10492380).
Almost surely, 276827949 is an apocalyptic number.
It is an amenable number.
76827949 is a deficient number, since it is larger than the sum of its proper divisors (7111091).
76827949 is a wasteful number, since it uses less digits than its factorization.
76827949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10571.
The product of its digits is 1524096, while the sum is 52.
The square root of 76827949 is about 8765.1553893813. The cubic root of 76827949 is about 425.1149843436.
The spelling of 76827949 in words is "seventy-six million, eight hundred twenty-seven thousand, nine hundred forty-nine".
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