Base | Representation |
---|---|
bin | 1111001001100… |
… | …10000010010100 |
3 | 22212010110121121 |
4 | 13210302002110 |
5 | 230013121034 |
6 | 20335453324 |
7 | 3102120223 |
oct | 744620224 |
9 | 285113547 |
10 | 127082644 |
11 | 6580a087 |
12 | 36687244 |
13 | 20436940 |
14 | 12c40cba |
15 | b2541b4 |
hex | 7932094 |
127082644 has 24 divisors (see below), whose sum is σ = 241883208. Its totient is φ = 58070400.
The previous prime is 127082629. The next prime is 127082647. The reversal of 127082644 is 446280721.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 14976900 + 112105744 = 3870^2 + 10588^2 .
It is a super-2 number, since 2×1270826442 = 32299996812061472, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (127082647) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 6847 + ... + 17350.
It is an arithmetic number, because the mean of its divisors is an integer number (10078467).
Almost surely, 2127082644 is an apocalyptic number.
It is an amenable number.
127082644 is a deficient number, since it is larger than the sum of its proper divisors (114800564).
127082644 is a wasteful number, since it uses less digits than its factorization.
127082644 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24315 (or 24313 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 34.
The square root of 127082644 is about 11273.0938078240. The cubic root of 127082644 is about 502.7615779601.
The spelling of 127082644 in words is "one hundred twenty-seven million, eighty-two thousand, six hundred forty-four".
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