Base | Representation |
---|---|
bin | 100111011010… |
… | …010011111100 |
3 | 201102220000000 |
4 | 213122103330 |
5 | 10121101023 |
6 | 1005234300 |
7 | 153546444 |
oct | 47322374 |
9 | 21386000 |
10 | 10331388 |
11 | 5917141 |
12 | 3562990 |
13 | 21a9662 |
14 | 152d124 |
15 | d91243 |
hex | 9da4fc |
10331388 has 48 divisors (see below), whose sum is σ = 27138720. Its totient is φ = 3440880.
The previous prime is 10331371. The next prime is 10331407. The reversal of 10331388 is 88313301.
10331388 is nontrivially palindromic in base 8.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8158 + ... + 9338.
It is an arithmetic number, because the mean of its divisors is an integer number (565390).
Almost surely, 210331388 is an apocalyptic number.
10331388 is a gapful number since it is divisible by the number (18) 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 10331388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13569360).
10331388 is an abundant number, since it is smaller than the sum of its proper divisors (16807332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10331388 is an equidigital number, since it uses as much as digits as its factorization.
10331388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1206 (or 1186 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 10331388 is about 3214.2476569176. The cubic root of 10331388 is about 217.7975001421.
Adding to 10331388 its reverse (88313301), we get a palindrome (98644689).
The spelling of 10331388 in words is "ten million, three hundred thirty-one thousand, three hundred eighty-eight".
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