Base | Representation |
---|---|
bin | 1000111001110… |
… | …00101011000110 |
3 | 12012112012010002 |
4 | 10130320223012 |
5 | 123104243110 |
6 | 11224401302 |
7 | 1564530644 |
oct | 434705306 |
9 | 165465102 |
10 | 74681030 |
11 | 39178a66 |
12 | 21016232 |
13 | 1261a378 |
14 | 9cc0194 |
15 | 6852aa5 |
hex | 4738ac6 |
74681030 has 8 divisors (see below), whose sum is σ = 134425872. Its totient is φ = 29872408.
The previous prime is 74681011. The next prime is 74681041. The reversal of 74681030 is 3018647.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 74680984 and 74681002.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3734042 + ... + 3734061.
It is an arithmetic number, because the mean of its divisors is an integer number (16803234).
Almost surely, 274681030 is an apocalyptic number.
74681030 is a deficient number, since it is larger than the sum of its proper divisors (59744842).
74681030 is a wasteful number, since it uses less digits than its factorization.
74681030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7468110.
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 74681030 is about 8641.8186743301. The cubic root of 74681030 is about 421.1176392966.
Adding to 74681030 its reverse (3018647), we get a palindrome (77699677).
The spelling of 74681030 in words is "seventy-four million, six hundred eighty-one thousand, thirty".
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