Base | Representation |
---|---|
bin | 110100110101… |
… | …100010111011 |
3 | 222001200202000 |
4 | 310311202323 |
5 | 12021211221 |
6 | 1212512043 |
7 | 225505242 |
oct | 64654273 |
9 | 28050660 |
10 | 13850811 |
11 | 7900357 |
12 | 477b623 |
13 | 2b3c560 |
14 | 1ba7959 |
15 | 1338e26 |
hex | d358bb |
13850811 has 16 divisors (see below), whose sum is σ = 22098720. Its totient is φ = 8523360.
The previous prime is 13850789. The next prime is 13850821. The reversal of 13850811 is 11805831.
It is not a de Polignac number, because 13850811 - 215 = 13818043 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (13850821) 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, 19380 + ... + 20081.
It is an arithmetic number, because the mean of its divisors is an integer number (1381170).
Almost surely, 213850811 is an apocalyptic number.
13850811 is a deficient number, since it is larger than the sum of its proper divisors (8247909).
13850811 is a wasteful number, since it uses less digits than its factorization.
13850811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39483 (or 39477 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 27.
The square root of 13850811 is about 3721.6677713090. The cubic root of 13850811 is about 240.1550560518.
The spelling of 13850811 in words is "thirteen million, eight hundred fifty thousand, eight hundred eleven".
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