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148047663 = 349349221
BaseRepresentation
bin10001101001100…
…00011100101111
3101022120121012210
420310300130233
5300400011123
622405101503
73445245561
oct1064603457
9338517183
10148047663
1176629445
12416b7893
132489738a
141593b331
15cee5e93
hex8d3072f

148047663 has 4 divisors (see below), whose sum is σ = 197396888. Its totient is φ = 98698440.

The previous prime is 148047643. The next prime is 148047701. The reversal of 148047663 is 366740841.

148047663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 148047663 - 25 = 148047631 is a prime.

It is a super-2 number, since 2×1480476632 = 43836221039523138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148047643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24674608 + ... + 24674613.

It is an arithmetic number, because the mean of its divisors is an integer number (49349222).

Almost surely, 2148047663 is an apocalyptic number.

148047663 is a deficient number, since it is larger than the sum of its proper divisors (49349225).

148047663 is an equidigital number, since it uses as much as digits as its factorization.

148047663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49349224.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 148047663 is about 12167.4838401372. The cubic root of 148047663 is about 529.0140242589.

The spelling of 148047663 in words is "one hundred forty-eight million, forty-seven thousand, six hundred sixty-three".

Divisors: 1 3 49349221 148047663