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48188808 = 2332669289
BaseRepresentation
bin1011011111010…
…0110110001000
310100200020121200
42313310312020
544314020213
64440504200
71123412103
oct267646610
9110606550
1048188808
1125223a68
121417b060
139ca2bb5
14658573a
15436d273
hex2df4d88

48188808 has 24 divisors (see below), whose sum is σ = 130511550. Its totient is φ = 16062912.

The previous prime is 48188801. The next prime is 48188821. The reversal of 48188808 is 80888184.

It can be written as a sum of positive squares in only one way, i.e., 35784324 + 12404484 = 5982^2 + 3522^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×481888082 = 4644322432921728, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (48188801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 334573 + ... + 334716.

Almost surely, 248188808 is an apocalyptic number.

It is an amenable number.

48188808 is an abundant number, since it is smaller than the sum of its proper divisors (82322742).

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

48188808 is a wasteful number, since it uses less digits than its factorization.

48188808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669301 (or 669294 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 45.

The square root of 48188808 is about 6941.8159007568. The cubic root of 48188808 is about 363.9000047348.

The spelling of 48188808 in words is "forty-eight million, one hundred eighty-eight thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 669289 1338578 2007867 2677156 4015734 5354312 6023601 8031468 12047202 16062936 24094404 48188808