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148049144 = 2331758379
BaseRepresentation
bin10001101001100…
…00110011111000
3101022120200020122
420310300303320
5300400033034
622405112412
73445253105
oct1064606370
9338520218
10148049144
117662a571
12416b8708
1324897c59
141593baac
15cee662e
hex8d30cf8

148049144 has 16 divisors (see below), whose sum is σ = 278472600. Its totient is φ = 73789792.

The previous prime is 148049123. The next prime is 148049177. The reversal of 148049144 is 441940841.

It is a congruent number.

It is an unprimeable number.

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, 26654 + ... + 31725.

Almost surely, 2148049144 is an apocalyptic number.

It is an amenable number.

148049144 is a deficient number, since it is larger than the sum of its proper divisors (130423456).

148049144 is a wasteful number, since it uses less digits than its factorization.

148049144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58702 (or 58698 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 148049144 is about 12167.5446989111. The cubic root of 148049144 is about 529.0157882564.

Adding to 148049144 its reverse (441940841), we get a palindrome (589989985).

The spelling of 148049144 in words is "one hundred forty-eight million, forty-nine thousand, one hundred forty-four".

Divisors: 1 2 4 8 317 634 1268 2536 58379 116758 233516 467032 18506143 37012286 74024572 148049144