Base | Representation |
---|---|
bin | 10111011000001… |
… | …101110100100000 |
3 | 1000100001001020000 |
4 | 113120031310200 |
5 | 1300402132112 |
6 | 102530420000 |
7 | 12501564204 |
oct | 2730156440 |
9 | 1010031200 |
10 | 392224032 |
11 | 1914447a2 |
12 | ab431600 |
13 | 6334b135 |
14 | 3a13cb04 |
15 | 246797dc |
hex | 1760dd20 |
392224032 has 90 divisors (see below), whose sum is σ = 1156492953. Its totient is φ = 130405248.
The previous prime is 392223989. The next prime is 392224033. The reversal of 392224032 is 230422293.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
392224032 is a `hidden beast` number, since 39 + 222 + 403 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 362673936 + 29550096 = 19044^2 + 5436^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=14004.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 392223987 and 392224005.
It is not an unprimeable number, because it can be changed into a prime (392224033) 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 14 ways as a sum of consecutive naturals, for example, 1008094 + ... + 1008482.
Almost surely, 2392224032 is an apocalyptic number.
392224032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 392224032
392224032 is an abundant number, since it is smaller than the sum of its proper divisors (764268921).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
392224032 is an frugal number, since it uses more digits than its factorization.
392224032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 800 (or 394 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
The square root of 392224032 is about 19804.6467274728. The cubic root of 392224032 is about 732.0005374895. Note that the first 3 decimals are identical.
The spelling of 392224032 in words is "three hundred ninety-two million, two hundred twenty-four thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •