Base | Representation |
---|---|
bin | 1000111010101… |
… | …00000111100101 |
3 | 12012201220022121 |
4 | 10131110013211 |
5 | 123121342240 |
6 | 11231025541 |
7 | 1565506456 |
oct | 435240745 |
9 | 165656277 |
10 | 74793445 |
11 | 39245471 |
12 | 2106b2b1 |
13 | 1265959c |
14 | 9d0d12d |
15 | 687604a |
hex | 47541e5 |
74793445 has 4 divisors (see below), whose sum is σ = 89752140. Its totient is φ = 59834752.
The previous prime is 74793437. The next prime is 74793463. The reversal of 74793445 is 54439747.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54439747 = 71 ⋅766757.
It can be written as a sum of positive squares in 2 ways, for example, as 13060996 + 61732449 = 3614^2 + 7857^2 .
It is a cyclic number.
It is not a de Polignac number, because 74793445 - 23 = 74793437 is a prime.
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, 7479340 + ... + 7479349.
It is an arithmetic number, because the mean of its divisors is an integer number (22438035).
Almost surely, 274793445 is an apocalyptic number.
It is an amenable number.
74793445 is a deficient number, since it is larger than the sum of its proper divisors (14958695).
74793445 is a wasteful number, since it uses less digits than its factorization.
74793445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14958694.
The product of its digits is 423360, while the sum is 43.
The square root of 74793445 is about 8648.3203571561. The cubic root of 74793445 is about 421.3288317336.
The spelling of 74793445 in words is "seventy-four million, seven hundred ninety-three thousand, four hundred forty-five".
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