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27068748 = 2237322247
BaseRepresentation
bin110011101000…
…0100101001100
31212221020100020
41213100211030
523412144443
62404102140
7446036430
oct147204514
955836306
1027068748
1114309173
129094950
1357b9a15
1438489c0
15259a583
hex19d094c

27068748 has 24 divisors (see below), whose sum is σ = 72183552. Its totient is φ = 7733904.

The previous prime is 27068729. The next prime is 27068759. The reversal of 27068748 is 84786072.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161040 + ... + 161207.

It is an arithmetic number, because the mean of its divisors is an integer number (3007648).

Almost surely, 227068748 is an apocalyptic number.

27068748 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

27068748 is an abundant number, since it is smaller than the sum of its proper divisors (45114804).

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

27068748 is a wasteful number, since it uses less digits than its factorization.

27068748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322261 (or 322259 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 42.

The square root of 27068748 is about 5202.7634964507. The cubic root of 27068748 is about 300.2544064192.

The spelling of 27068748 in words is "twenty-seven million, sixty-eight thousand, seven hundred forty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 322247 644494 966741 1288988 1933482 2255729 3866964 4511458 6767187 9022916 13534374 27068748