Base | Representation |
---|---|
bin | 101101101010… |
… | …010110001010 |
3 | 211112010122202 |
4 | 231222112022 |
5 | 11031014210 |
6 | 1104320202 |
7 | 203512520 |
oct | 55522612 |
9 | 24463582 |
10 | 11969930 |
11 | 6836205 |
12 | 4013062 |
13 | 26313cb |
14 | 1838310 |
15 | 10b69a5 |
hex | b6a58a |
11969930 has 32 divisors (see below), whose sum is σ = 24748416. Its totient is φ = 4083264.
The previous prime is 11969927. The next prime is 11969933. The reversal of 11969930 is 3996911.
11969930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (11969927) and next prime (11969933).
It is not an unprimeable number, because it can be changed into a prime (11969933) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21212 + ... + 21768.
It is an arithmetic number, because the mean of its divisors is an integer number (773388).
Almost surely, 211969930 is an apocalyptic number.
11969930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11969930 is an abundant number, since it is smaller than the sum of its proper divisors (12778486).
11969930 is a wasteful number, since it uses less digits than its factorization.
11969930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 878.
The product of its (nonzero) digits is 13122, while the sum is 38.
The square root of 11969930 is about 3459.7586621035. The cubic root of 11969930 is about 228.7514576833.
The spelling of 11969930 in words is "eleven million, nine hundred sixty-nine thousand, nine hundred thirty".
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