Base | Representation |
---|---|
bin | 101101001011… |
… | …000110110001 |
3 | 211021122010110 |
4 | 231023012301 |
5 | 11012420334 |
6 | 1101451533 |
7 | 202440456 |
oct | 55130661 |
9 | 24248113 |
10 | 11841969 |
11 | 6759057 |
12 | 3b70ba9 |
13 | 25b80a9 |
14 | 180382d |
15 | 108dae9 |
hex | b4b1b1 |
11841969 has 16 divisors (see below), whose sum is σ = 16400384. Its totient is φ = 7592400.
The previous prime is 11841943. The next prime is 11841971. The reversal of 11841969 is 96914811.
11841969 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 11841969 - 25 = 11841937 is a prime.
It is a super-2 number, since 2×118419692 = 280464459593922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11845969) 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, 20454 + ... + 21024.
It is an arithmetic number, because the mean of its divisors is an integer number (1025024).
Almost surely, 211841969 is an apocalyptic number.
It is an amenable number.
11841969 is a deficient number, since it is larger than the sum of its proper divisors (4558415).
11841969 is a wasteful number, since it uses less digits than its factorization.
11841969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 828.
The product of its digits is 15552, while the sum is 39.
The square root of 11841969 is about 3441.2162094236. The cubic root of 11841969 is about 227.9334023712.
The spelling of 11841969 in words is "eleven million, eight hundred forty-one thousand, nine hundred sixty-nine".
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