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27380236 = 2213526543
BaseRepresentation
bin110100001110…
…0101000001100
31220112001121211
41220130220030
524002131421
62414504204
7451504522
oct150345014
956461554
1027380236
11145011a4
129205064
135898730
1438ca312
15260c9e1
hex1a1ca0c

27380236 has 12 divisors (see below), whose sum is σ = 51601312. Its totient is φ = 12637008.

The previous prime is 27380233. The next prime is 27380237. The reversal of 27380236 is 63208372.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 27380198 and 27380207.

It is not an unprimeable number, because it can be changed into a prime (27380231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263220 + ... + 263323.

Almost surely, 227380236 is an apocalyptic number.

27380236 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

27380236 is a deficient number, since it is larger than the sum of its proper divisors (24221076).

27380236 is a wasteful number, since it uses less digits than its factorization.

27380236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526560 (or 526558 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 27380236 is about 5232.6127317049. The cubic root of 27380236 is about 301.4017218670.

The spelling of 27380236 in words is "twenty-seven million, three hundred eighty thousand, two hundred thirty-six".

Divisors: 1 2 4 13 26 52 526543 1053086 2106172 6845059 13690118 27380236