Base | Representation |
---|---|
bin | 1110100110010… |
… | …0101111111011 |
3 | 11021012210212120 |
4 | 3221210233323 |
5 | 111133330300 |
6 | 10024212323 |
7 | 1342306224 |
oct | 351445773 |
9 | 137183776 |
10 | 61230075 |
11 | 31621075 |
12 | 1860a0a3 |
13 | c8bab1a |
14 | 81bc24b |
15 | 55973a0 |
hex | 3a64bfb |
61230075 has 12 divisors (see below), whose sum is σ = 101233848. Its totient is φ = 32656000.
The previous prime is 61230061. The next prime is 61230077. The reversal of 61230075 is 57003216.
It is not a de Polignac number, because 61230075 - 215 = 61197307 is a prime.
It is not an unprimeable number, because it can be changed into a prime (61230077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 408126 + ... + 408275.
It is an arithmetic number, because the mean of its divisors is an integer number (8436154).
Almost surely, 261230075 is an apocalyptic number.
61230075 is a deficient number, since it is larger than the sum of its proper divisors (40003773).
61230075 is a wasteful number, since it uses less digits than its factorization.
61230075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 816414 (or 816409 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 24.
The square root of 61230075 is about 7824.9648561511. The cubic root of 61230075 is about 394.1440097309.
The spelling of 61230075 in words is "sixty-one million, two hundred thirty thousand, seventy-five".
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