Base | Representation |
---|---|
bin | 101001001100… |
… | …101110011110 |
3 | 202022200212010 |
4 | 221030232132 |
5 | 10231100110 |
6 | 1023252050 |
7 | 160540653 |
oct | 51145636 |
9 | 22280763 |
10 | 10800030 |
11 | 610724a |
12 | 374a026 |
13 | 2311a67 |
14 | 1611c2a |
15 | e35020 |
hex | a4cb9e |
10800030 has 32 divisors (see below), whose sum is σ = 26096544. Its totient is φ = 2860416.
The previous prime is 10800017. The next prime is 10800071. The reversal of 10800030 is 3000801.
It is a junction number, because it is equal to n+sod(n) for n = 10799979 and 10800015.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 3564 + ... + 5856.
It is an arithmetic number, because the mean of its divisors is an integer number (815517).
Almost surely, 210800030 is an apocalyptic number.
10800030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10800030 is an abundant number, since it is smaller than the sum of its proper divisors (15296514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10800030 is a wasteful number, since it uses less digits than its factorization.
10800030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2460.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 10800030 is about 3286.3399093825. The cubic root of 10800030 is about 221.0420945867.
Adding to 10800030 its reverse (3000801), we get a palindrome (13800831).
It can be divided in two parts, 108000 and 30, that multiplied together give a square (3240000 = 18002).
The spelling of 10800030 in words is "ten million, eight hundred thousand, thirty".
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