Base | Representation |
---|---|
bin | 110011110101… |
… | …001111101010 |
3 | 221120022110022 |
4 | 303311033222 |
5 | 11434244214 |
6 | 1203120442 |
7 | 223330340 |
oct | 63651752 |
9 | 27508408 |
10 | 13587434 |
11 | 7740493 |
12 | 4673122 |
13 | 2a79703 |
14 | 1b39990 |
15 | 12d5d8e |
hex | cf53ea |
13587434 has 16 divisors (see below), whose sum is σ = 24306048. Its totient is φ = 5569872.
The previous prime is 13587421. The next prime is 13587439. The reversal of 13587434 is 43478531.
It is a junction number, because it is equal to n+sod(n) for n = 13587394 and 13587403.
It is not an unprimeable number, because it can be changed into a prime (13587439) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20777 + ... + 21420.
It is an arithmetic number, because the mean of its divisors is an integer number (1519128).
Almost surely, 213587434 is an apocalyptic number.
13587434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
13587434 is a deficient number, since it is larger than the sum of its proper divisors (10718614).
13587434 is a wasteful number, since it uses less digits than its factorization.
13587434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42229.
The product of its digits is 40320, while the sum is 35.
The square root of 13587434 is about 3686.1136716059. The cubic root of 13587434 is about 238.6230995071.
The spelling of 13587434 in words is "thirteen million, five hundred eighty-seven thousand, four hundred thirty-four".
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