Base | Representation |
---|---|
bin | 110100111011… |
… | …010011010110 |
3 | 222002220002022 |
4 | 310323103112 |
5 | 12022440030 |
6 | 1213213142 |
7 | 225634055 |
oct | 64732326 |
9 | 28086068 |
10 | 13874390 |
11 | 7917042 |
12 | 47911b2 |
13 | 2b4a1ca |
14 | 1bb239c |
15 | 1340de5 |
hex | d3b4d6 |
13874390 has 16 divisors (see below), whose sum is σ = 25023600. Its totient is φ = 5538720.
The previous prime is 13874339. The next prime is 13874411. The reversal of 13874390 is 9347831.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 13874390.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5561 + ... + 7659.
It is an arithmetic number, because the mean of its divisors is an integer number (1563975).
Almost surely, 213874390 is an apocalyptic number.
13874390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13874390 is a deficient number, since it is larger than the sum of its proper divisors (11149210).
13874390 is a wasteful number, since it uses less digits than its factorization.
13874390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2767.
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 13874390 is about 3724.8342244991. The cubic root of 13874390 is about 240.2912551967.
The spelling of 13874390 in words is "thirteen million, eight hundred seventy-four thousand, three hundred ninety".
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