Base | Representation |
---|---|
bin | 1000111111010… |
… | …10011000101000 |
3 | 12020220011121120 |
4 | 10133222120220 |
5 | 123301041221 |
6 | 11252135240 |
7 | 1603652061 |
oct | 437523050 |
9 | 166804546 |
10 | 75408936 |
11 | 39625939 |
12 | 21307520 |
13 | 12813795 |
14 | a02d568 |
15 | 69485c6 |
hex | 47ea628 |
75408936 has 32 divisors (see below), whose sum is σ = 188784000. Its totient is φ = 25101440.
The previous prime is 75408913. The next prime is 75408937. The reversal of 75408936 is 63980457.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (75408937) 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 7 ways as a sum of consecutive naturals, for example, 20140 + ... + 23588.
It is an arithmetic number, because the mean of its divisors is an integer number (5899500).
Almost surely, 275408936 is an apocalyptic number.
It is an amenable number.
75408936 is an abundant number, since it is smaller than the sum of its proper divisors (113375064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75408936 is a wasteful number, since it uses less digits than its factorization.
75408936 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4369 (or 4365 counting only the distinct ones).
The product of its (nonzero) digits is 181440, while the sum is 42.
The square root of 75408936 is about 8683.8318730846. The cubic root of 75408936 is about 422.4814104305.
The spelling of 75408936 in words is "seventy-five million, four hundred eight thousand, nine hundred thirty-six".
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