Base | Representation |
---|---|
bin | 110100100101… |
… | …110001110110 |
3 | 221221102011010 |
4 | 310211301312 |
5 | 12012124410 |
6 | 1211253050 |
7 | 225116043 |
oct | 64456166 |
9 | 27842133 |
10 | 13786230 |
11 | 7866887 |
12 | 474a186 |
13 | 2b19043 |
14 | 1b8c1ca |
15 | 1324c20 |
hex | d25c76 |
13786230 has 32 divisors (see below), whose sum is σ = 33859584. Its totient is φ = 3590496.
The previous prime is 13786193. The next prime is 13786243. The reversal of 13786230 is 3268731.
It is a super-2 number, since 2×137862302 = 380120275225800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 4054 + ... + 6633.
It is an arithmetic number, because the mean of its divisors is an integer number (1058112).
Almost surely, 213786230 is an apocalyptic number.
13786230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13786230 is an abundant number, since it is smaller than the sum of its proper divisors (20073354).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13786230 is a wasteful number, since it uses less digits than its factorization.
13786230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10740.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 13786230 is about 3712.9812819350. The cubic root of 13786230 is about 239.7812242432.
The spelling of 13786230 in words is "thirteen million, seven hundred eighty-six thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •