Base | Representation |
---|---|
bin | 110100110000… |
… | …010101100110 |
3 | 222000121110220 |
4 | 310300111212 |
5 | 12020020403 |
6 | 1212225210 |
7 | 225356115 |
oct | 64602546 |
9 | 28017426 |
10 | 13829478 |
11 | 7896323 |
12 | 476b206 |
13 | 2b32930 |
14 | 1b9dc7c |
15 | 1332953 |
hex | d30566 |
13829478 has 16 divisors (see below), whose sum is σ = 29786736. Its totient is φ = 4255200.
The previous prime is 13829471. The next prime is 13829479. The reversal of 13829478 is 87492831.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13829471) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 88573 + ... + 88728.
It is an arithmetic number, because the mean of its divisors is an integer number (1861671).
Almost surely, 213829478 is an apocalyptic number.
13829478 is an abundant number, since it is smaller than the sum of its proper divisors (15957258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13829478 is a wasteful number, since it uses less digits than its factorization.
13829478 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177319.
The product of its digits is 96768, while the sum is 42.
The square root of 13829478 is about 3718.8006131009. The cubic root of 13829478 is about 240.0316972024.
The spelling of 13829478 in words is "thirteen million, eight hundred twenty-nine thousand, four hundred seventy-eight".
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