Base | Representation |
---|---|
bin | 100110111010… |
… | …110101111101 |
3 | 201012100012010 |
4 | 212322311331 |
5 | 10102434433 |
6 | 1002401433 |
7 | 152501610 |
oct | 46726575 |
9 | 21170163 |
10 | 10202493 |
11 | 5839314 |
12 | 3500279 |
13 | 2162aa2 |
14 | 14d8177 |
15 | d67e63 |
hex | 9bad7d |
10202493 has 8 divisors (see below), whose sum is σ = 15546688. Its totient is φ = 5829984.
The previous prime is 10202471. The next prime is 10202497. The reversal of 10202493 is 39420201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10202493 - 26 = 10202429 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 485833 = 10202493 / (1 + 0 + 2 + 0 + 2 + 4 + 9 + 3).
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10202497) 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, 242896 + ... + 242937.
It is an arithmetic number, because the mean of its divisors is an integer number (1943336).
Almost surely, 210202493 is an apocalyptic number.
It is an amenable number.
10202493 is a deficient number, since it is larger than the sum of its proper divisors (5344195).
10202493 is an equidigital number, since it uses as much as digits as its factorization.
10202493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 485843.
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 10202493 is about 3194.1341549785. The cubic root of 10202493 is about 216.8879556357.
Adding to 10202493 its reverse (39420201), we get a palindrome (49622694).
The spelling of 10202493 in words is "ten million, two hundred two thousand, four hundred ninety-three".
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