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148325444 = 2249337517
BaseRepresentation
bin10001101011101…
…00010001000100
3101100002201020222
420311310101010
5300432403234
622415043512
73450513461
oct1065642104
9340081228
10148325444
11767a9113
1241810598
1324963947
14159b0668
15d04d42e
hex8d74444

148325444 has 12 divisors (see below), whose sum is σ = 259656684. Its totient is φ = 74137824.

The previous prime is 148325431. The next prime is 148325479. The reversal of 148325444 is 444523841.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 98763844 + 49561600 = 9938^2 + 7040^2 .

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 3 ways as a sum of consecutive naturals, for example, 15974 + ... + 23490.

It is an arithmetic number, because the mean of its divisors is an integer number (21638057).

Almost surely, 2148325444 is an apocalyptic number.

It is an amenable number.

148325444 is a deficient number, since it is larger than the sum of its proper divisors (111331240).

148325444 is a wasteful number, since it uses less digits than its factorization.

148325444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12454 (or 12452 counting only the distinct ones).

The product of its digits is 61440, while the sum is 35.

The square root of 148325444 is about 12178.8933815844. The cubic root of 148325444 is about 529.3446795586.

The spelling of 148325444 in words is "one hundred forty-eight million, three hundred twenty-five thousand, four hundred forty-four".

Divisors: 1 2 4 4933 7517 9866 15034 19732 30068 37081361 74162722 148325444