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148285953 = 3219385369
BaseRepresentation
bin10001101011010…
…10101000000001
3101100000201002100
420311222220001
5300430122303
622414141013
73450260364
oct1065525001
9340021070
10148285953
1176781482
12417b1769
132494b98a
14159a00db
15d0418a3
hex8d6aa01

148285953 has 12 divisors (see below), whose sum is σ = 215303140. Its totient is φ = 98343936.

The previous prime is 148285933. The next prime is 148285967. The reversal of 148285953 is 359582841.

148285953 is a `hidden beast` number, since 1 + 482 + 85 + 95 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 12027024 + 136258929 = 3468^2 + 11673^2 .

It is not a de Polignac number, because 148285953 - 213 = 148277761 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 148285899 and 148285908.

It is not an unprimeable number, because it can be changed into a prime (148285913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40948 + ... + 44421.

Almost surely, 2148285953 is an apocalyptic number.

It is an amenable number.

148285953 is a deficient number, since it is larger than the sum of its proper divisors (67017187).

148285953 is a wasteful number, since it uses less digits than its factorization.

148285953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85568 (or 85565 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The square root of 148285953 is about 12177.2719851369. The cubic root of 148285953 is about 529.2976968210.

The spelling of 148285953 in words is "one hundred forty-eight million, two hundred eighty-five thousand, nine hundred fifty-three".

Divisors: 1 3 9 193 579 1737 85369 256107 768321 16476217 49428651 148285953