Base | Representation |
---|---|
bin | 100111010111… |
… | …000110110001 |
3 | 201102012222200 |
4 | 213113012301 |
5 | 10120141012 |
6 | 1005053413 |
7 | 153463245 |
oct | 47270661 |
9 | 21365880 |
10 | 10318257 |
11 | 5908294 |
12 | 3557269 |
13 | 21a36a1 |
14 | 1528425 |
15 | d8c3dc |
hex | 9d71b1 |
10318257 has 18 divisors (see below), whose sum is σ = 15413346. Its totient is φ = 6651360.
The previous prime is 10318249. The next prime is 10318271. The reversal of 10318257 is 75281301.
It can be written as a sum of positive squares in only one way, i.e., 8856576 + 1461681 = 2976^2 + 1209^2 .
It is not a de Polignac number, because 10318257 - 23 = 10318249 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 10318257.
It is not an unprimeable number, because it can be changed into a prime (10318207) 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 17 ways as a sum of consecutive naturals, for example, 8053 + ... + 9245.
It is an arithmetic number, because the mean of its divisors is an integer number (856297).
Almost surely, 210318257 is an apocalyptic number.
It is an amenable number.
10318257 is a deficient number, since it is larger than the sum of its proper divisors (5095089).
10318257 is a wasteful number, since it uses less digits than its factorization.
10318257 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1261 (or 1227 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 27.
The square root of 10318257 is about 3212.2043832857. The cubic root of 10318257 is about 217.7051888458.
Adding to 10318257 its reverse (75281301), we get a palindrome (85599558).
The spelling of 10318257 in words is "ten million, three hundred eighteen thousand, two hundred fifty-seven".
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