Base | Representation |
---|---|
bin | 1000111100010… |
… | …00010010011100 |
3 | 12020010202102221 |
4 | 10132020102130 |
5 | 123200212012 |
6 | 11235355124 |
7 | 1600356454 |
oct | 436102234 |
9 | 166122387 |
10 | 75007132 |
11 | 39380a72 |
12 | 21152aa4 |
13 | 12702925 |
14 | 9d66d64 |
15 | 68b9507 |
hex | 478849c |
75007132 has 12 divisors (see below), whose sum is σ = 131611480. Its totient is φ = 37403856.
The previous prime is 75007129. The next prime is 75007133. The reversal of 75007132 is 23170057.
It is a junction number, because it is equal to n+sod(n) for n = 75007097 and 75007106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75007133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23223 + ... + 26254.
Almost surely, 275007132 is an apocalyptic number.
It is an amenable number.
75007132 is a deficient number, since it is larger than the sum of its proper divisors (56604348).
75007132 is a wasteful number, since it uses less digits than its factorization.
75007132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49860 (or 49858 counting only the distinct ones).
The product of its (nonzero) digits is 1470, while the sum is 25.
The square root of 75007132 is about 8660.6657942678. The cubic root of 75007132 is about 421.7296996978.
Adding to 75007132 its reverse (23170057), we get a palindrome (98177189).
The spelling of 75007132 in words is "seventy-five million, seven thousand, one hundred thirty-two".
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