Base | Representation |
---|---|
bin | 1000111100010… |
… | …10110011000100 |
3 | 12020011021112200 |
4 | 10132022303010 |
5 | 123201024122 |
6 | 11235514500 |
7 | 1600431441 |
oct | 436126304 |
9 | 166137480 |
10 | 75017412 |
11 | 39388768 |
12 | 21158a30 |
13 | 12707502 |
14 | 9d6a9c8 |
15 | 68bc5ac |
hex | 478acc4 |
75017412 has 36 divisors (see below), whose sum is σ = 191086896. Its totient is φ = 24813360.
The previous prime is 75017401. The next prime is 75017429. The reversal of 75017412 is 21471057.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×750174122 = 11255224206355488, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3238 + ... + 12669.
Almost surely, 275017412 is an apocalyptic number.
It is an amenable number.
75017412 is an abundant number, since it is smaller than the sum of its proper divisors (116069484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75017412 is a wasteful number, since it uses less digits than its factorization.
75017412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16048 (or 16043 counting only the distinct ones).
The product of its (nonzero) digits is 1960, while the sum is 27.
The square root of 75017412 is about 8661.2592617933. The cubic root of 75017412 is about 421.7489653469.
Adding to 75017412 its reverse (21471057), we get a palindrome (96488469).
The spelling of 75017412 in words is "seventy-five million, seventeen thousand, four hundred twelve".
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