Base | Representation |
---|---|
bin | 1001000001001… |
… | …00110011110101 |
3 | 12021100022212212 |
4 | 10200210303311 |
5 | 123331220440 |
6 | 11301223205 |
7 | 1605666551 |
oct | 440446365 |
9 | 167308785 |
10 | 75648245 |
11 | 39779712 |
12 | 21401b05 |
13 | 1289869a |
14 | a092861 |
15 | 6994465 |
hex | 4824cf5 |
75648245 has 8 divisors (see below), whose sum is σ = 91017216. Its totient is φ = 60359056.
The previous prime is 75648233. The next prime is 75648259. The reversal of 75648245 is 54284657.
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 75648245 - 216 = 75582709 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17837 + ... + 21666.
It is an arithmetic number, because the mean of its divisors is an integer number (11377152).
Almost surely, 275648245 is an apocalyptic number.
It is an amenable number.
75648245 is a deficient number, since it is larger than the sum of its proper divisors (15368971).
75648245 is a wasteful number, since it uses less digits than its factorization.
75648245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39891.
The product of its digits is 268800, while the sum is 41.
The square root of 75648245 is about 8697.5999563098. The cubic root of 75648245 is about 422.9278510743.
The spelling of 75648245 in words is "seventy-five million, six hundred forty-eight thousand, two hundred forty-five".
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