Base | Representation |
---|---|
bin | 100110111011… |
… | …010010000010 |
3 | 201012102122200 |
4 | 212323102002 |
5 | 10103014130 |
6 | 1002414030 |
7 | 152510055 |
oct | 46732202 |
9 | 21172580 |
10 | 10204290 |
11 | 583a6a8 |
12 | 3501316 |
13 | 2163855 |
14 | 14d8a9c |
15 | d68760 |
hex | 9bb482 |
10204290 has 24 divisors (see below), whose sum is σ = 26531388. Its totient is φ = 2721120.
The previous prime is 10204283. The next prime is 10204291. The reversal of 10204290 is 9240201.
It can be written as a sum of positive squares in 2 ways, for example, as 9715689 + 488601 = 3117^2 + 699^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (10204291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56601 + ... + 56780.
Almost surely, 210204290 is an apocalyptic number.
10204290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10204290 is an abundant number, since it is smaller than the sum of its proper divisors (16327098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10204290 is a wasteful number, since it uses less digits than its factorization.
10204290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113394 (or 113391 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 10204290 is about 3194.4154394818. The cubic root of 10204290 is about 216.9006886274.
Adding to 10204290 its reverse (9240201), we get a palindrome (19444491).
The spelling of 10204290 in words is "ten million, two hundred four thousand, two hundred ninety".
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