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27218014 = 237418971
BaseRepresentation
bin110011111010…
…1000001011110
31220012211002121
41213311001132
523431434024
62411213154
7450230545
oct147650136
956184077
1027218014
111440032a
1291471ba
13583c945
14388715c
1525c98e4
hex19f505e

27218014 has 16 divisors (see below), whose sum is σ = 42957936. Its totient is φ = 12916800.

The previous prime is 27217987. The next prime is 27218021. The reversal of 27218014 is 41081272.

It is a happy number.

It is a super-2 number, since 2×272180142 = 1481640572208392, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27218014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1452 + ... + 7519.

It is an arithmetic number, because the mean of its divisors is an integer number (2684871).

Almost surely, 227218014 is an apocalyptic number.

27218014 is a deficient number, since it is larger than the sum of its proper divisors (15739922).

27218014 is a wasteful number, since it uses less digits than its factorization.

27218014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9051.

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 27218014 is about 5217.0886517290. The cubic root of 27218014 is about 300.8052956547.

Adding to 27218014 its reverse (41081272), we get a palindrome (68299286).

The spelling of 27218014 in words is "twenty-seven million, two hundred eighteen thousand, fourteen".

Divisors: 1 2 37 41 74 82 1517 3034 8971 17942 331927 367811 663854 735622 13609007 27218014