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27967136 = 252930137
BaseRepresentation
bin110101010101…
…1111010100000
31221121212200212
41222223322200
524124422021
62435233252
7456500561
oct152537240
957555625
1027967136
111487213a
129448828
135a42902
143a00168
1526c685b
hex1aabea0

27967136 has 24 divisors (see below), whose sum is σ = 56960820. Its totient is φ = 13500928.

The previous prime is 27967129. The next prime is 27967141. The reversal of 27967136 is 63176972.

It can be written as a sum of positive squares in 2 ways, for example, as 26419600 + 1547536 = 5140^2 + 1244^2 .

It is a junction number, because it is equal to n+sod(n) for n = 27967093 and 27967102.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14141 + ... + 15996.

Almost surely, 227967136 is an apocalyptic number.

It is an amenable number.

27967136 is an abundant number, since it is smaller than the sum of its proper divisors (28993684).

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

27967136 is a wasteful number, since it uses less digits than its factorization.

27967136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30176 (or 30168 counting only the distinct ones).

The product of its digits is 95256, while the sum is 41.

The square root of 27967136 is about 5288.3963542836. The cubic root of 27967136 is about 303.5400477485.

The spelling of 27967136 in words is "twenty-seven million, nine hundred sixty-seven thousand, one hundred thirty-six".

Divisors: 1 2 4 8 16 29 32 58 116 232 464 928 30137 60274 120548 241096 482192 873973 964384 1747946 3495892 6991784 13983568 27967136