Base | Representation |
---|---|
bin | 1001000010100… |
… | …01001111000100 |
3 | 12021200120111101 |
4 | 10201101033010 |
5 | 123403031322 |
6 | 11305145444 |
7 | 1610355223 |
oct | 441211704 |
9 | 167616441 |
10 | 75830212 |
11 | 398933a7 |
12 | 2148b284 |
13 | 12930463 |
14 | a0dccba |
15 | 69cd327 |
hex | 48513c4 |
75830212 has 6 divisors (see below), whose sum is σ = 132702878. Its totient is φ = 37915104.
The previous prime is 75830203. The next prime is 75830213. The reversal of 75830212 is 21203857.
It can be written as a sum of positive squares in only one way, i.e., 70963776 + 4866436 = 8424^2 + 2206^2 .
It is not an unprimeable number, because it can be changed into a prime (75830213) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9478773 + ... + 9478780.
Almost surely, 275830212 is an apocalyptic number.
It is an amenable number.
75830212 is a deficient number, since it is larger than the sum of its proper divisors (56872666).
75830212 is a wasteful number, since it uses less digits than its factorization.
75830212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18957557 (or 18957555 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 75830212 is about 8708.0544325354. The cubic root of 75830212 is about 423.2666881398.
The spelling of 75830212 in words is "seventy-five million, eight hundred thirty thousand, two hundred twelve".
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