Base | Representation |
---|---|
bin | 101101001010… |
… | …110011011010 |
3 | 211021120102120 |
4 | 231022303122 |
5 | 11012400410 |
6 | 1101442110 |
7 | 202434036 |
oct | 55126332 |
9 | 24246376 |
10 | 11840730 |
11 | 6758130 |
12 | 3b70336 |
13 | 25b7665 |
14 | 18031c6 |
15 | 108d570 |
hex | b4acda |
11840730 has 64 divisors (see below), whose sum is σ = 31632768. Its totient is φ = 2812160.
The previous prime is 11840723. The next prime is 11840737. The reversal of 11840730 is 3704811.
It is an interprime number because it is at equal distance from previous prime (11840723) and next prime (11840737).
It is a self number, because there is not a number n which added to its sum of digits gives 11840730.
It is not an unprimeable number, because it can be changed into a prime (11840737) 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 31 ways as a sum of consecutive naturals, for example, 17152 + ... + 17828.
It is an arithmetic number, because the mean of its divisors is an integer number (494262).
Almost surely, 211840730 is an apocalyptic number.
11840730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 11840730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15816384).
11840730 is an abundant number, since it is smaller than the sum of its proper divisors (19792038).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11840730 is a wasteful number, since it uses less digits than its factorization.
11840730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 751.
The product of its (nonzero) digits is 672, while the sum is 24.
The square root of 11840730 is about 3441.0361811524. The cubic root of 11840730 is about 227.9254526984.
The spelling of 11840730 in words is "eleven million, eight hundred forty thousand, seven hundred thirty".
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