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27982496 = 254192087
BaseRepresentation
bin110101010111…
…1101010100000
31221122122202202
41222233222200
524130414441
62435432332
7456563423
oct152575240
957578682
1027982496
1114882733
1294556a8
135a498b9
143a059ba
1526cb19b
hex1aafaa0

27982496 has 24 divisors (see below), whose sum is σ = 55248480. Its totient is φ = 13951168.

The previous prime is 27982457. The next prime is 27982499. The reversal of 27982496 is 69428972.

It is a self number, because there is not a number n which added to its sum of digits gives 27982496.

It is not an unprimeable number, because it can be changed into a prime (27982499) by changing a digit.

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, 12365 + ... + 14451.

It is an arithmetic number, because the mean of its divisors is an integer number (2302020).

Almost surely, 227982496 is an apocalyptic number.

It is an amenable number.

27982496 is a deficient number, since it is larger than the sum of its proper divisors (27265984).

27982496 is a wasteful number, since it uses less digits than its factorization.

27982496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516 (or 2508 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The square root of 27982496 is about 5289.8483910222. The cubic root of 27982496 is about 303.5956072671.

The spelling of 27982496 in words is "twenty-seven million, nine hundred eighty-two thousand, four hundred ninety-six".

Divisors: 1 2 4 8 16 32 419 838 1676 2087 3352 4174 6704 8348 13408 16696 33392 66784 874453 1748906 3497812 6995624 13991248 27982496