Base | Representation |
---|---|
bin | 1000111100110… |
… | …00110100100010 |
3 | 12020021012100000 |
4 | 10132120310202 |
5 | 123204343400 |
6 | 11241040430 |
7 | 1601061054 |
oct | 436306442 |
9 | 166235300 |
10 | 75074850 |
11 | 39417934 |
12 | 21186116 |
13 | 127276b6 |
14 | 9d838d4 |
15 | 68ce600 |
hex | 4798d22 |
75074850 has 144 divisors (see below), whose sum is σ = 216111168. Its totient is φ = 19362240.
The previous prime is 75074843. The next prime is 75074851. The reversal of 75074850 is 5847057.
It is not an unprimeable number, because it can be changed into a prime (75074851) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 449467 + ... + 449633.
It is an arithmetic number, because the mean of its divisors is an integer number (1500772).
Almost surely, 275074850 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 75074850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108055584).
75074850 is an abundant number, since it is smaller than the sum of its proper divisors (141036318).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75074850 is a wasteful number, since it uses less digits than its factorization.
75074850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 231 (or 214 counting only the distinct ones).
The product of its (nonzero) digits is 39200, while the sum is 36.
The square root of 75074850 is about 8664.5744269410. The cubic root of 75074850 is about 421.8565769733.
The spelling of 75074850 in words is "seventy-five million, seventy-four thousand, eight hundred fifty".
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