Base | Representation |
---|---|
bin | 10110111101100… |
… | …101110111111110 |
3 | 222211220110100010 |
4 | 112331211313332 |
5 | 1242110312140 |
6 | 102121044050 |
7 | 12355345206 |
oct | 2675456776 |
9 | 884813303 |
10 | 385244670 |
11 | 188508028 |
12 | a9026626 |
13 | 61a76435 |
14 | 39243406 |
15 | 23c4b880 |
hex | 16f65dfe |
385244670 has 16 divisors (see below), whose sum is σ = 924587280. Its totient is φ = 102731904.
The previous prime is 385244663. The next prime is 385244677. The reversal of 385244670 is 76442583.
It is a happy number.
385244670 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (385244663) and next prime (385244677).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385244677) 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, 6420715 + ... + 6420774.
It is an arithmetic number, because the mean of its divisors is an integer number (57786705).
Almost surely, 2385244670 is an apocalyptic number.
385244670 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
385244670 is an abundant number, since it is smaller than the sum of its proper divisors (539342610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385244670 is a wasteful number, since it uses less digits than its factorization.
385244670 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12841499.
The product of its (nonzero) digits is 161280, while the sum is 39.
The square root of 385244670 is about 19627.6506490206. The cubic root of 385244670 is about 727.6327080444.
The spelling of 385244670 in words is "three hundred eighty-five million, two hundred forty-four thousand, six hundred seventy".
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