Base | Representation |
---|---|
bin | 101100011010000… |
… | …011101010111101 |
3 | 1220220220100200012 |
4 | 230122003222331 |
5 | 3011211401120 |
6 | 201532313005 |
7 | 24314431061 |
oct | 5432035275 |
9 | 1826810605 |
10 | 745028285 |
11 | 352604861 |
12 | 189612765 |
13 | bb476851 |
14 | 70d39aa1 |
15 | 456191c5 |
hex | 2c683abd |
745028285 has 8 divisors (see below), whose sum is σ = 941088480. Its totient is φ = 564652944.
The previous prime is 745028257. The next prime is 745028287. The reversal of 745028285 is 582820547.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 745028285 - 222 = 740833981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (745028287) 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, 3921107 + ... + 3921296.
It is an arithmetic number, because the mean of its divisors is an integer number (117636060).
Almost surely, 2745028285 is an apocalyptic number.
It is an amenable number.
745028285 is a deficient number, since it is larger than the sum of its proper divisors (196060195).
745028285 is a wasteful number, since it uses less digits than its factorization.
745028285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7842427.
The product of its (nonzero) digits is 179200, while the sum is 41.
The square root of 745028285 is about 27295.2062641043. The cubic root of 745028285 is about 906.5482426396.
The spelling of 745028285 in words is "seven hundred forty-five million, twenty-eight thousand, two hundred eighty-five".
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