Search a number
-
+
27050660 = 22571389167
BaseRepresentation
bin110011100110…
…0001010100100
31212220022112022
41213030022210
523411110120
62403442312
7445632620
oct147141244
955808468
1027050660
11142a661a
129086398
1357b1710
143842180
152595025
hex19cc2a4

27050660 has 96 divisors (see below), whose sum is σ = 71124480. Its totient is φ = 8414208.

The previous prime is 27050579. The next prime is 27050669. The reversal of 27050660 is 6605072.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (27050669) 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 31 ways as a sum of consecutive naturals, for example, 161897 + ... + 162063.

It is an arithmetic number, because the mean of its divisors is an integer number (740880).

Almost surely, 227050660 is an apocalyptic number.

27050660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27050660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35562240).

27050660 is an abundant number, since it is smaller than the sum of its proper divisors (44073820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27050660 is a wasteful number, since it uses less digits than its factorization.

27050660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285 (or 283 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 27050660 is about 5201.0248989983. The cubic root of 27050660 is about 300.1875124022.

The spelling of 27050660 in words is "twenty-seven million, fifty thousand, six hundred sixty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 89 91 130 140 167 178 182 260 334 356 364 445 455 623 668 835 890 910 1157 1169 1246 1670 1780 1820 2171 2314 2338 2492 3115 3340 4342 4628 4676 5785 5845 6230 8099 8684 10855 11570 11690 12460 14863 15197 16198 21710 23140 23380 29726 30394 32396 40495 43420 59452 60788 74315 75985 80990 104041 148630 151970 161980 193219 208082 297260 303940 386438 416164 520205 772876 966095 1040410 1352533 1932190 2080820 2705066 3864380 5410132 6762665 13525330 27050660