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148525670 = 25139106853
BaseRepresentation
bin10001101101001…
…01001001100110
3101100110212220202
420312211021212
5301010310140
622423230502
73452306306
oct1066451146
9340425822
10148525670
1176925597
12418a8432
1324a03b17
1415a23606
15d08c915
hex8da5266

148525670 has 16 divisors (see below), whose sum is σ = 269272080. Its totient is φ = 58982304.

The previous prime is 148525661. The next prime is 148525693. The reversal of 148525670 is 76525841.

148525670 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 52037 + ... + 54816.

It is an arithmetic number, because the mean of its divisors is an integer number (16829505).

Almost surely, 2148525670 is an apocalyptic number.

148525670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148525670 is a deficient number, since it is larger than the sum of its proper divisors (120746410).

148525670 is a wasteful number, since it uses less digits than its factorization.

148525670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106999.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 148525670 is about 12187.1108142989. The cubic root of 148525670 is about 529.5827616863.

The spelling of 148525670 in words is "one hundred forty-eight million, five hundred twenty-five thousand, six hundred seventy".

Divisors: 1 2 5 10 139 278 695 1390 106853 213706 534265 1068530 14852567 29705134 74262835 148525670