Base | Representation |
---|---|
bin | 110101001011… |
… | …0111001001010 |
3 | 1221110111120220 |
4 | 1222112321022 |
5 | 24114143114 |
6 | 2433330510 |
7 | 455661546 |
oct | 152267112 |
9 | 57414526 |
10 | 27881034 |
11 | 14813485 |
12 | 9406a36 |
13 | 5a1266c |
14 | 39baa26 |
15 | 26ab0a9 |
hex | 1a96e4a |
27881034 has 16 divisors (see below), whose sum is σ = 56056320. Its totient is φ = 9244640.
The previous prime is 27881033. The next prime is 27881039. The reversal of 27881034 is 43018872.
It is a junction number, because it is equal to n+sod(n) for n = 27880986 and 27881004.
It is not an unprimeable number, because it can be changed into a prime (27881033) 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, 11019 + ... + 13310.
It is an arithmetic number, because the mean of its divisors is an integer number (3503520).
Almost surely, 227881034 is an apocalyptic number.
27881034 is an abundant number, since it is smaller than the sum of its proper divisors (28175286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27881034 is a wasteful number, since it uses less digits than its factorization.
27881034 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24525.
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 27881034 is about 5280.2494259268. The cubic root of 27881034 is about 303.2282261393.
The spelling of 27881034 in words is "twenty-seven million, eight hundred eighty-one thousand, thirty-four".
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