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27384080 = 245477283
BaseRepresentation
bin110100001110…
…1100100010000
31220112020220012
41220131210100
524002242310
62414534052
7451521653
oct150354420
956466805
1027384080
1114504079
129207328
13589a3c9
1438cb89a
15260dc05
hex1a1d910

27384080 has 40 divisors (see below), whose sum is σ = 65031552. Its totient is φ = 10719104.

The previous prime is 27384079. The next prime is 27384089. The reversal of 27384080 is 8048372.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (27384089) 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, 119 + ... + 7401.

Almost surely, 227384080 is an apocalyptic number.

27384080 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 27384080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32515776).

27384080 is an abundant number, since it is smaller than the sum of its proper divisors (37647472).

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

27384080 is a wasteful number, since it uses less digits than its factorization.

27384080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7343 (or 7337 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 27384080 is about 5232.9800305371. The cubic root of 27384080 is about 301.4158261282.

The spelling of 27384080 in words is "twenty-seven million, three hundred eighty-four thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 47 80 94 188 235 376 470 752 940 1880 3760 7283 14566 29132 36415 58264 72830 116528 145660 291320 342301 582640 684602 1369204 1711505 2738408 3423010 5476816 6846020 13692040 27384080