Base | Representation |
---|---|
bin | 1000110111110… |
… | …00000001110000 |
3 | 12012000201220001 |
4 | 10123320001300 |
5 | 123022304430 |
6 | 11214555344 |
7 | 1562345653 |
oct | 433700160 |
9 | 165021801 |
10 | 74416240 |
11 | 39008028 |
12 | 20b08b54 |
13 | 125569a2 |
14 | 9c5189a |
15 | 67ee3ca |
hex | 46f8070 |
74416240 has 40 divisors (see below), whose sum is σ = 176292288. Its totient is φ = 29203200.
The previous prime is 74416231. The next prime is 74416289. The reversal of 74416240 is 4261447.
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 74416199 and 74416208.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4536 + ... + 13015.
Almost surely, 274416240 is an apocalyptic number.
It is an amenable number.
74416240 is an abundant number, since it is smaller than the sum of its proper divisors (101876048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74416240 is a wasteful number, since it uses less digits than its factorization.
74416240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17617 (or 17611 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 28.
The square root of 74416240 is about 8626.4847997316. The cubic root of 74416240 is about 420.6193432426.
Adding to 74416240 its reverse (4261447), we get a palindrome (78677687).
The spelling of 74416240 in words is "seventy-four million, four hundred sixteen thousand, two hundred forty".
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