Base | Representation |
---|---|
bin | 1000101110110… |
… | …01010110000011 |
3 | 12002211002010012 |
4 | 10113121112003 |
5 | 122222220422 |
6 | 11133455135 |
7 | 1546355330 |
oct | 427312603 |
9 | 162732105 |
10 | 73241987 |
11 | 38385875 |
12 | 206414ab |
13 | 12235370 |
14 | 9a27987 |
15 | 666b4e2 |
hex | 45d9583 |
73241987 has 8 divisors (see below), whose sum is σ = 90144096. Its totient is φ = 57949632.
The previous prime is 73241983. The next prime is 73241989. The reversal of 73241987 is 78914237.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 73241987 - 22 = 73241983 is a prime.
It is not an unprimeable number, because it can be changed into a prime (73241983) 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, 402338 + ... + 402519.
It is an arithmetic number, because the mean of its divisors is an integer number (11268012).
Almost surely, 273241987 is an apocalyptic number.
73241987 is a deficient number, since it is larger than the sum of its proper divisors (16902109).
73241987 is a wasteful number, since it uses less digits than its factorization.
73241987 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 804877.
The product of its digits is 84672, while the sum is 41.
The square root of 73241987 is about 8558.1532470504. The cubic root of 73241987 is about 418.3952120160.
The spelling of 73241987 in words is "seventy-three million, two hundred forty-one thousand, nine hundred eighty-seven".
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