Base | Representation |
---|---|
bin | 1000111111110… |
… | …01010110100010 |
3 | 12021000021201011 |
4 | 10133321112202 |
5 | 123310021432 |
6 | 11253331134 |
7 | 1604325601 |
oct | 437712642 |
9 | 167007634 |
10 | 75470242 |
11 | 39667a01 |
12 | 21336aaa |
13 | 12835663 |
14 | a047a38 |
15 | 695b847 |
hex | 47f95a2 |
75470242 has 16 divisors (see below), whose sum is σ = 126174240. Its totient is φ = 33645888.
The previous prime is 75470233. The next prime is 75470281. The reversal of 75470242 is 24207457.
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, 57768 + ... + 59059.
It is an arithmetic number, because the mean of its divisors is an integer number (7885890).
Almost surely, 275470242 is an apocalyptic number.
75470242 is a deficient number, since it is larger than the sum of its proper divisors (50703998).
75470242 is a wasteful number, since it uses less digits than its factorization.
75470242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116865.
The product of its (nonzero) digits is 15680, while the sum is 31.
The square root of 75470242 is about 8687.3610492485. The cubic root of 75470242 is about 422.5958691449.
Adding to 75470242 its reverse (24207457), we get a palindrome (99677699).
The spelling of 75470242 in words is "seventy-five million, four hundred seventy thousand, two hundred forty-two".
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