Base | Representation |
---|---|
bin | 110101010111… |
… | …011001010010 |
3 | 222022201221002 |
4 | 311113121102 |
5 | 12040130313 |
6 | 1215502002 |
7 | 226623410 |
oct | 65273122 |
9 | 28281832 |
10 | 13989458 |
11 | 799553a |
12 | 4827902 |
13 | 2b8a6b2 |
14 | 1c022b0 |
15 | 1365058 |
hex | d57652 |
13989458 has 16 divisors (see below), whose sum is σ = 24053760. Its totient is φ = 5977536.
The previous prime is 13989457. The next prime is 13989473. The reversal of 13989458 is 85498931.
It is not an unprimeable number, because it can be changed into a prime (13989457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4058 + ... + 6666.
It is an arithmetic number, because the mean of its divisors is an integer number (1503360).
Almost surely, 213989458 is an apocalyptic number.
13989458 is a deficient number, since it is larger than the sum of its proper divisors (10064302).
13989458 is a wasteful number, since it uses less digits than its factorization.
13989458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3001.
The product of its digits is 311040, while the sum is 47.
The square root of 13989458 is about 3740.2483874738. The cubic root of 13989458 is about 240.9537166562.
The spelling of 13989458 in words is "thirteen million, nine hundred eighty-nine thousand, four hundred fifty-eight".
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