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148655912 = 2331599419
BaseRepresentation
bin10001101110001…
…00111100101000
3101100201111120112
420313010330220
5301023442122
622430113452
73453361106
oct1067047450
9340644515
10148655912
1176a04429
124194b888
1324a4b1a2
1415a58c76
15d0b62e2
hex8dc4f28

148655912 has 16 divisors (see below), whose sum is σ = 287721600. Its totient is φ = 71930160.

The previous prime is 148655909. The next prime is 148655917. The reversal of 148655912 is 219556841.

It is a self number, because there is not a number n which added to its sum of digits gives 148655912.

It is not an unprimeable number, because it can be changed into a prime (148655917) 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, 299462 + ... + 299957.

It is an arithmetic number, because the mean of its divisors is an integer number (17982600).

Almost surely, 2148655912 is an apocalyptic number.

It is an amenable number.

148655912 is a deficient number, since it is larger than the sum of its proper divisors (139065688).

148655912 is a wasteful number, since it uses less digits than its factorization.

148655912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599456 (or 599452 counting only the distinct ones).

The product of its digits is 86400, while the sum is 41.

The square root of 148655912 is about 12192.4530755710. The cubic root of 148655912 is about 529.7375133123.

The spelling of 148655912 in words is "one hundred forty-eight million, six hundred fifty-five thousand, nine hundred twelve".

Divisors: 1 2 4 8 31 62 124 248 599419 1198838 2397676 4795352 18581989 37163978 74327956 148655912