Base | Representation |
---|---|
bin | 110101000100100… |
… | …010110000100000 |
3 | 2022001102011101200 |
4 | 311010202300200 |
5 | 3310414232032 |
6 | 224204001200 |
7 | 31031063643 |
oct | 6504426040 |
9 | 2261364350 |
10 | 890383392 |
11 | 417664248 |
12 | 20a230200 |
13 | 11260a4a2 |
14 | 86375a5a |
15 | 5327c47c |
hex | 35122c20 |
890383392 has 72 divisors (see below), whose sum is σ = 2600492076. Its totient is φ = 288769536.
The previous prime is 890383391. The next prime is 890383393. The reversal of 890383392 is 293383098.
It is an interprime number because it is at equal distance from previous prime (890383391) and next prime (890383393).
It can be written as a sum of positive squares in 2 ways, for example, as 606932496 + 283450896 = 24636^2 + 16836^2 .
It is a tau number, because it is divible by the number of its divisors (72).
It is not an unprimeable number, because it can be changed into a prime (890383391) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31123 + ... + 52434.
Almost surely, 2890383392 is an apocalyptic number.
It is an amenable number.
890383392 is an abundant number, since it is smaller than the sum of its proper divisors (1710108684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
890383392 is a wasteful number, since it uses less digits than its factorization.
890383392 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83610 (or 83599 counting only the distinct ones).
The product of its (nonzero) digits is 279936, while the sum is 45.
The square root of 890383392 is about 29839.2927530128. The cubic root of 890383392 is about 962.0382734386.
The spelling of 890383392 in words is "eight hundred ninety million, three hundred eighty-three thousand, three hundred ninety-two".
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