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27941428 = 2210367819
BaseRepresentation
bin110101010010…
…1101000110100
31221120120102201
41222211220310
524123111203
62434514244
7456332614
oct152455064
957516381
1027941428
1114854899
129435984
135a33cb8
1439d4a44
1526bde1d
hex1aa5a34

27941428 has 12 divisors (see below), whose sum is σ = 49372960. Its totient is φ = 13834872.

The previous prime is 27941423. The next prime is 27941429. The reversal of 27941428 is 82414972.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27941423) 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, 33498 + ... + 34321.

Almost surely, 227941428 is an apocalyptic number.

It is an amenable number.

27941428 is a deficient number, since it is larger than the sum of its proper divisors (21431532).

27941428 is a wasteful number, since it uses less digits than its factorization.

27941428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67926 (or 67924 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 27941428 is about 5285.9651909561. The cubic root of 27941428 is about 303.4470123635.

The spelling of 27941428 in words is "twenty-seven million, nine hundred forty-one thousand, four hundred twenty-eight".

Divisors: 1 2 4 103 206 412 67819 135638 271276 6985357 13970714 27941428