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148235299 = 23139199233
BaseRepresentation
bin10001101010111…
…10010000100011
3101022221010121021
420311132100203
5300422012144
622413110311
73446656612
oct1065362043
9338833537
10148235299
1176747413
1241788397
13249318c4
1415989879
15d031884
hex8d5e423

148235299 has 16 divisors (see below), whose sum is σ = 157248000. Its totient is φ = 139461696.

The previous prime is 148235293. The next prime is 148235309. The reversal of 148235299 is 992532841.

It is not a de Polignac number, because 148235299 - 29 = 148234787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148235293) 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 15 ways as a sum of consecutive naturals, for example, 636087 + ... + 636319.

It is an arithmetic number, because the mean of its divisors is an integer number (9828000).

Almost surely, 2148235299 is an apocalyptic number.

148235299 is a deficient number, since it is larger than the sum of its proper divisors (9012701).

148235299 is a wasteful number, since it uses less digits than its factorization.

148235299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594.

The product of its digits is 155520, while the sum is 43.

The square root of 148235299 is about 12175.1919492056. The cubic root of 148235299 is about 529.2374211657.

The spelling of 148235299 in words is "one hundred forty-eight million, two hundred thirty-five thousand, two hundred ninety-nine".

Divisors: 1 23 139 199 233 3197 4577 5359 27661 32387 46367 636203 744901 1066441 6445013 148235299