Base | Representation |
---|---|
bin | 101101100110… |
… | …001010110100 |
3 | 211111021012001 |
4 | 231212022310 |
5 | 11024442240 |
6 | 1104105044 |
7 | 203411605 |
oct | 55461264 |
9 | 24437161 |
10 | 11952820 |
11 | 6824370 |
12 | 4005184 |
13 | 2626699 |
14 | 1831dac |
15 | 10b189a |
hex | b662b4 |
11952820 has 24 divisors (see below), whose sum is σ = 27383328. Its totient is φ = 4346400.
The previous prime is 11952817. The next prime is 11952821. The reversal of 11952820 is 2825911.
11952820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11952821) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26946 + ... + 27385.
It is an arithmetic number, because the mean of its divisors is an integer number (1140972).
Almost surely, 211952820 is an apocalyptic number.
11952820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11952820 is an abundant number, since it is smaller than the sum of its proper divisors (15430508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11952820 is a wasteful number, since it uses less digits than its factorization.
11952820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54351 (or 54349 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 28.
The square root of 11952820 is about 3457.2850620104. The cubic root of 11952820 is about 228.6424121054.
The spelling of 11952820 in words is "eleven million, nine hundred fifty-two thousand, eight hundred twenty".
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