Base | Representation |
---|---|
bin | 101101100101… |
… | …010101100000 |
3 | 211111002111200 |
4 | 231211111200 |
5 | 11024340113 |
6 | 1104041200 |
7 | 203365632 |
oct | 55452540 |
9 | 24432450 |
10 | 11949408 |
11 | 6821849 |
12 | 4003200 |
13 | 2624c73 |
14 | 1830a52 |
15 | 10b0873 |
hex | b65560 |
11949408 has 36 divisors (see below), whose sum is σ = 33981948. Its totient is φ = 3983040.
The previous prime is 11949389. The next prime is 11949437. The reversal of 11949408 is 80494911.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20458 + ... + 21033.
It is an arithmetic number, because the mean of its divisors is an integer number (943943).
Almost surely, 211949408 is an apocalyptic number.
11949408 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
11949408 is an abundant number, since it is smaller than the sum of its proper divisors (22032540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11949408 is a wasteful number, since it uses less digits than its factorization.
11949408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41507 (or 41496 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 36.
The square root of 11949408 is about 3456.7915760138. The cubic root of 11949408 is about 228.6206542788.
The spelling of 11949408 in words is "eleven million, nine hundred forty-nine thousand, four hundred eight".
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