Base | Representation |
---|---|
bin | 1000101101110… |
… | …10011101010000 |
3 | 12002120122120110 |
4 | 10112322131100 |
5 | 122204143342 |
6 | 11131041320 |
7 | 1545320433 |
oct | 426723520 |
9 | 162518513 |
10 | 73115472 |
11 | 382a9811 |
12 | 205a0240 |
13 | 121bc8c1 |
14 | 99d381a |
15 | 6643c9c |
hex | 45ba750 |
73115472 has 40 divisors (see below), whose sum is σ = 189648576. Its totient is φ = 24272896.
The previous prime is 73115431. The next prime is 73115473. The reversal of 73115472 is 27451137.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73115473) 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, 9373 + ... + 15299.
Almost surely, 273115472 is an apocalyptic number.
It is an amenable number.
73115472 is an abundant number, since it is smaller than the sum of its proper divisors (116533104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73115472 is a wasteful number, since it uses less digits than its factorization.
73115472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6195 (or 6189 counting only the distinct ones).
The product of its digits is 5880, while the sum is 30.
The square root of 73115472 is about 8550.7585628411. The cubic root of 73115472 is about 418.1541673188.
The spelling of 73115472 in words is "seventy-three million, one hundred fifteen thousand, four hundred seventy-two".
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