Base | Representation |
---|---|
bin | 1000111111011… |
… | …01011100011100 |
3 | 12020220210210201 |
4 | 10133231130130 |
5 | 123301441333 |
6 | 11252313244 |
7 | 1604033443 |
oct | 437553434 |
9 | 166823721 |
10 | 75421468 |
11 | 396342a1 |
12 | 21312824 |
13 | 128193b5 |
14 | a033d5a |
15 | 694c17d |
hex | 47ed71c |
75421468 has 24 divisors (see below), whose sum is σ = 135785664. Its totient is φ = 36633600.
The previous prime is 75421453. The next prime is 75421487. The reversal of 75421468 is 86412457.
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, 43596 + ... + 45292.
It is an arithmetic number, because the mean of its divisors is an integer number (5657736).
Almost surely, 275421468 is an apocalyptic number.
It is an amenable number.
75421468 is a deficient number, since it is larger than the sum of its proper divisors (60364196).
75421468 is a wasteful number, since it uses less digits than its factorization.
75421468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2013 (or 2011 counting only the distinct ones).
The product of its digits is 53760, while the sum is 37.
The square root of 75421468 is about 8684.5534139644. The cubic root of 75421468 is about 422.5048128019.
It can be divided in two parts, 754 and 21468, that added together give a palindrome (22222).
The spelling of 75421468 in words is "seventy-five million, four hundred twenty-one thousand, four hundred sixty-eight".
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