Base | Representation |
---|---|
bin | 1010110110000… |
… | …1110001110111 |
3 | 10011121002112211 |
4 | 2231201301313 |
5 | 43121124041 |
6 | 4302554251 |
7 | 1061436532 |
oct | 255416167 |
9 | 104532484 |
10 | 45489271 |
11 | 2374a843 |
12 | 13298987 |
13 | 9569239 |
14 | 6081a19 |
15 | 3ed8481 |
hex | 2b61c77 |
45489271 has 8 divisors (see below), whose sum is σ = 45873360. Its totient is φ = 45107328.
The previous prime is 45489259. The next prime is 45489277. The reversal of 45489271 is 17298454.
45489271 = 1292 + 1302 + ... + 5172.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 45489271 - 215 = 45456503 is a prime.
It is a super-2 number, since 2×454892712 = 4138547552222882, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45489277) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116745 + ... + 117133.
It is an arithmetic number, because the mean of its divisors is an integer number (5734170).
Almost surely, 245489271 is an apocalyptic number.
45489271 is a deficient number, since it is larger than the sum of its proper divisors (384089).
45489271 is a wasteful number, since it uses less digits than its factorization.
45489271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1073.
The product of its digits is 80640, while the sum is 40.
The square root of 45489271 is about 6744.5734483361. The cubic root of 45489271 is about 356.9737862833.
The spelling of 45489271 in words is "forty-five million, four hundred eighty-nine thousand, two hundred seventy-one".
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