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148653688 = 23143312967
BaseRepresentation
bin10001101110001…
…00011001111000
3101100201101112011
420313010121320
5301023404223
622430055304
73453351451
oct1067043170
9340641464
10148653688
1176a02797
124194a534
1324a4a181
1415a58128
15d0b580d
hex8dc4678

148653688 has 16 divisors (see below), whose sum is σ = 278941680. Its totient is φ = 74269248.

The previous prime is 148653677. The next prime is 148653721. The reversal of 148653688 is 886356841.

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, 4981 + ... + 17947.

It is an arithmetic number, because the mean of its divisors is an integer number (17433855).

Almost surely, 2148653688 is an apocalyptic number.

It is an amenable number.

148653688 is a deficient number, since it is larger than the sum of its proper divisors (130287992).

148653688 is a wasteful number, since it uses less digits than its factorization.

148653688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14406 (or 14402 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 49.

The square root of 148653688 is about 12192.3618712701. The cubic root of 148653688 is about 529.7348715469.

The spelling of 148653688 in words is "one hundred forty-eight million, six hundred fifty-three thousand, six hundred eighty-eight".

Divisors: 1 2 4 8 1433 2866 5732 11464 12967 25934 51868 103736 18581711 37163422 74326844 148653688