Base | Representation |
---|---|
bin | 1000110001110… |
… | …00000110111101 |
3 | 12010112210120021 |
4 | 10120320012331 |
5 | 122322131031 |
6 | 11150052141 |
7 | 1552563064 |
oct | 430700675 |
9 | 163483507 |
10 | 73630141 |
11 | 38620462 |
12 | 207aa051 |
13 | 1233cc40 |
14 | 9ac91db |
15 | 66e6511 |
hex | 46381bd |
73630141 has 8 divisors (see below), whose sum is σ = 79643480. Its totient is φ = 67666752.
The previous prime is 73630127. The next prime is 73630157. The reversal of 73630141 is 14103637.
It can be written as a sum of positive squares in 4 ways, for example, as 2295225 + 71334916 = 1515^2 + 8446^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 73630141 - 27 = 73630013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73630121) 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 7 ways as a sum of consecutive naturals, for example, 9390 + ... + 15343.
It is an arithmetic number, because the mean of its divisors is an integer number (9955435).
Almost surely, 273630141 is an apocalyptic number.
It is an amenable number.
73630141 is a deficient number, since it is larger than the sum of its proper divisors (6013339).
73630141 is a wasteful number, since it uses less digits than its factorization.
73630141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24975.
The product of its (nonzero) digits is 1512, while the sum is 25.
The square root of 73630141 is about 8580.8007202125. The cubic root of 73630141 is about 419.1330207272.
Adding to 73630141 its reverse (14103637), we get a palindrome (87733778).
The spelling of 73630141 in words is "seventy-three million, six hundred thirty thousand, one hundred forty-one".
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