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42948488 = 2311488051
BaseRepresentation
bin1010001111010…
…1011110001000
32222211000020202
42203311132020
541443322423
64132311332
71031025152
oct243653610
988730222
1042948488
1122274920
1212472548
138b8990b
1459bdad2
153b85728
hex28f5788

42948488 has 16 divisors (see below), whose sum is σ = 87849360. Its totient is φ = 19522000.

The previous prime is 42948487. The next prime is 42948491. The reversal of 42948488 is 88484924.

42948488 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×429484882 = 3689145242972288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42948487) 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, 243938 + ... + 244113.

It is an arithmetic number, because the mean of its divisors is an integer number (5490585).

Almost surely, 242948488 is an apocalyptic number.

It is an amenable number.

42948488 is an abundant number, since it is smaller than the sum of its proper divisors (44900872).

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

42948488 is a wasteful number, since it uses less digits than its factorization.

42948488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488068 (or 488064 counting only the distinct ones).

The product of its digits is 589824, while the sum is 47.

The square root of 42948488 is about 6553.5095941030. The cubic root of 42948488 is about 350.1998532072.

It can be divided in two parts, 4 and 2948488, that added together give a palindrome (2948492).

The spelling of 42948488 in words is "forty-two million, nine hundred forty-eight thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 11 22 44 88 488051 976102 1952204 3904408 5368561 10737122 21474244 42948488