Base | Representation |
---|---|
bin | 1000110100011… |
… | …10001000011001 |
3 | 12011012200220012 |
4 | 10122032020121 |
5 | 122414414424 |
6 | 11201411305 |
7 | 1555561250 |
oct | 432161031 |
9 | 164180805 |
10 | 73982489 |
11 | 38841159 |
12 | 20939b35 |
13 | 12434429 |
14 | 9b7b797 |
15 | 6765b0e |
hex | 468e219 |
73982489 has 8 divisors (see below), whose sum is σ = 86518080. Its totient is φ = 61938576.
The previous prime is 73982479. The next prime is 73982527. The reversal of 73982489 is 98428937.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-73982489 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (73982449) by changing a digit.
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, 122594 + ... + 123195.
It is an arithmetic number, because the mean of its divisors is an integer number (10814760).
Almost surely, 273982489 is an apocalyptic number.
It is an amenable number.
73982489 is a deficient number, since it is larger than the sum of its proper divisors (12535591).
73982489 is a wasteful number, since it uses less digits than its factorization.
73982489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 245839.
The product of its digits is 870912, while the sum is 50.
The square root of 73982489 is about 8601.3074006223. The cubic root of 73982489 is about 419.8005269712.
The spelling of 73982489 in words is "seventy-three million, nine hundred eighty-two thousand, four hundred eighty-nine".
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