Base | Representation |
---|---|
bin | 101100011010000… |
… | …011101010111110 |
3 | 1220220220100200020 |
4 | 230122003222332 |
5 | 3011211401121 |
6 | 201532313010 |
7 | 24314431062 |
oct | 5432035276 |
9 | 1826810606 |
10 | 745028286 |
11 | 352604862 |
12 | 189612766 |
13 | bb476852 |
14 | 70d39aa2 |
15 | 456191c6 |
hex | 2c683abe |
745028286 has 8 divisors (see below), whose sum is σ = 1490056584. Its totient is φ = 248342760.
The previous prime is 745028257. The next prime is 745028287. The reversal of 745028286 is 682820547.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
745028286 is an admirable number.
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 3 ways as a sum of consecutive naturals, for example, 62085685 + ... + 62085696.
It is an arithmetic number, because the mean of its divisors is an integer number (186257073).
Almost surely, 2745028286 is an apocalyptic number.
745028286 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
745028286 is a wasteful number, since it uses less digits than its factorization.
745028286 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124171386.
The product of its (nonzero) digits is 215040, while the sum is 42.
The square root of 745028286 is about 27295.2062824226. The cubic root of 745028286 is about 906.5482430452.
The spelling of 745028286 in words is "seven hundred forty-five million, twenty-eight thousand, two hundred eighty-six".
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