Base | Representation |
---|---|
bin | 1000110110110… |
… | …10011000010101 |
3 | 12011210120022110 |
4 | 10123122120111 |
5 | 123004413210 |
6 | 11212221233 |
7 | 1561331634 |
oct | 433323025 |
9 | 164716273 |
10 | 74294805 |
11 | 38a34872 |
12 | 20a6a819 |
13 | 12513630 |
14 | 9c1d51b |
15 | 67c8420 |
hex | 46da615 |
74294805 has 32 divisors (see below), whose sum is σ = 128983680. Its totient is φ = 36299520.
The previous prime is 74294789. The next prime is 74294809. The reversal of 74294805 is 50849247.
It is not a de Polignac number, because 74294805 - 24 = 74294789 is a prime.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74294809) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 25735 + ... + 28475.
It is an arithmetic number, because the mean of its divisors is an integer number (4030740).
Almost surely, 274294805 is an apocalyptic number.
It is an amenable number.
74294805 is a deficient number, since it is larger than the sum of its proper divisors (54688875).
74294805 is a wasteful number, since it uses less digits than its factorization.
74294805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2901.
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 74294805 is about 8619.4434275074. The cubic root of 74294805 is about 420.3904249369.
The spelling of 74294805 in words is "seventy-four million, two hundred ninety-four thousand, eight hundred five".
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