Base | Representation |
---|---|
bin | 1001000010000… |
… | …01011111110110 |
3 | 12021120022001220 |
4 | 10201001133312 |
5 | 123344001000 |
6 | 11303531210 |
7 | 1606666254 |
oct | 441013766 |
9 | 167508056 |
10 | 75765750 |
11 | 39849a25 |
12 | 21459b06 |
13 | 1290a008 |
14 | a0c35d4 |
15 | 69b91a0 |
hex | 48417f6 |
75765750 has 32 divisors (see below), whose sum is σ = 189113184. Its totient is φ = 20204000.
The previous prime is 75765743. The next prime is 75765757. The reversal of 75765750 is 5756757.
It is an interprime number because it is at equal distance from previous prime (75765743) and next prime (75765757).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75765757) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49761 + ... + 51260.
It is an arithmetic number, because the mean of its divisors is an integer number (5909787).
Almost surely, 275765750 is an apocalyptic number.
75765750 is an abundant number, since it is smaller than the sum of its proper divisors (113347434).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75765750 is a wasteful number, since it uses less digits than its factorization.
75765750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101041 (or 101031 counting only the distinct ones).
The product of its (nonzero) digits is 257250, while the sum is 42.
The square root of 75765750 is about 8704.3523595957. The cubic root of 75765750 is about 423.1467168180.
The spelling of 75765750 in words is "seventy-five million, seven hundred sixty-five thousand, seven hundred fifty".
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