Base | Representation |
---|---|
bin | 100111000010… |
… | …110101101000 |
3 | 201021000002222 |
4 | 213002311220 |
5 | 10110011430 |
6 | 1003213212 |
7 | 152666231 |
oct | 47026550 |
9 | 21230088 |
10 | 10235240 |
11 | 5860984 |
12 | 3517208 |
13 | 2174972 |
14 | 1506088 |
15 | d729e5 |
hex | 9c2d68 |
10235240 has 48 divisors (see below), whose sum is σ = 23893380. Its totient is φ = 3943680.
The previous prime is 10235227. The next prime is 10235249. The reversal of 10235240 is 4253201.
It can be written as a sum of positive squares in 2 ways, for example, as 9012004 + 1223236 = 3002^2 + 1106^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10235249) 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, 129521 + ... + 129599.
Almost surely, 210235240 is an apocalyptic number.
10235240 is a gapful number since it is divisible by the number (10) 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 10235240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11946690).
10235240 is an abundant number, since it is smaller than the sum of its proper divisors (13658140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10235240 is an equidigital number, since it uses as much as digits as its factorization.
10235240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 210 (or 127 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 10235240 is about 3199.2561635480. The cubic root of 10235240 is about 217.1197566443.
Adding to 10235240 its reverse (4253201), we get a palindrome (14488441).
The spelling of 10235240 in words is "ten million, two hundred thirty-five thousand, two hundred forty".
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